{"id":6668,"date":"2025-01-11T12:33:39","date_gmt":"2025-01-11T12:33:39","guid":{"rendered":"https:\/\/howtogeek.blog\/ja\/?p=6668"},"modified":"2025-01-11T12:33:39","modified_gmt":"2025-01-11T12:33:39","slug":"create-your-first-web-application-a-beginners-guide-to-building-a-simple-notes-app-and-word-counter","status":"publish","type":"post","link":"https:\/\/howtogeek.blog\/ja\/create-your-first-web-application-a-beginners-guide-to-building-a-simple-notes-app-and-word-counter\/","title":{"rendered":"\u521d\u3081\u3066\u306e Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b: \u30b7\u30f3\u30d7\u30eb\u306a\u30e1\u30e2 \u30a2\u30d7\u30ea\u3068\u5358\u8a9e\u30ab\u30a6\u30f3\u30bf\u30fc\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u521d\u5fc3\u8005\u5411\u3051\u30ac\u30a4\u30c9"},"content":{"rendered":"<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u59cb\u3081\u308b\u306e\u306f\u3001\u8a00\u8a9e\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u9078\u629e\u80a2\u304c\u591a\u3059\u304e\u3066\u5927\u5909\u305d\u3046\u306b\u601d\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002AI \u306b\u3059\u3079\u3066\u3092\u4efb\u305b\u3088\u3046\u3068\u8003\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001Web \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u697d\u3057\u304f\u3001\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u304f\u3001\u5b8c\u5168\u306b\u7121\u6599\u3067\u3059\u3002<\/p>\n<h2 id=\"what-youll-build\">\u4f55\u3092\u69cb\u7bc9\u3059\u308b\u304b<\/h2>\n<p>\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u30e1\u30e2\u3092\u4fdd\u5b58\u3057\u306a\u304c\u3089\u3001\u305d\u306e\u30e1\u30e2\u5185\u306e\u6587\u5b57\u3068\u5358\u8a9e\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30b7\u30f3\u30d7\u30eb\u306a Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u3092\u6c38\u7d9a\u7684\u306b\u4fdd\u5b58\u3057\u3001\u30da\u30fc\u30b8\u3092\u66f4\u65b0\u3057\u305f\u308a\u518d\u5ea6\u958b\u3044\u305f\u308a\u3057\u305f\u5f8c\u3067\u3082\u30c6\u30ad\u30b9\u30c8\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30a2\u30c9\u30ec\u30b9\u3001URL\u3001\u305d\u306e\u4ed6\u306e\u91cd\u8981\u306a\u30c6\u30ad\u30b9\u30c8\u306b\u3059\u3070\u3084\u304f\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u5b9f\u7528\u7684\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30ab\u30ec\u30f3\u30c0\u30fc \u30a8\u30f3\u30c8\u30ea\u3068 URL \u30ea\u30b9\u30c8\u3092\u542b\u3080\u30e1\u30e2\u3092\u8868\u793a\u3059\u308b\u30b7\u30f3\u30d7\u30eb\u306a\u30c6\u30ad\u30b9\u30c8 Web \u30a2\u30d7\u30ea\u306e\u4f8b\u3002\" class=\"wp-image\" decoding=\"async\" height=\"569\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/web-app-example.webp\" title=\"\u30ab\u30ec\u30f3\u30c0\u30fc \u30a8\u30f3\u30c8\u30ea\u3068 URL \u30ea\u30b9\u30c8\u3092\u542b\u3080\u30e1\u30e2\u3092\u8868\u793a\u3059\u308b\u30b7\u30f3\u30d7\u30eb\u306a\u30c6\u30ad\u30b9\u30c8 Web \u30a2\u30d7\u30ea\u306e\u4f8b\u3002\" width=\"960\"\/><\/figure>\n<p>\u3055\u3089\u306b\u3001\u3053\u306e\u30a2\u30d7\u30ea\u306f\u6587\u5b57\u6570\u3068\u5358\u8a9e\u6570\u3092\u8ffd\u8de1\u3057\u3001\u6587\u5b57\u5217\u64cd\u4f5c\u306e\u512a\u308c\u305f\u5165\u9580\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u57fa\u672c\u7684\u306a\u8a2d\u8a08\u3067\u3059\u304c\u3001\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001\u57fa\u672c\u7684\u306a Web \u30a2\u30d7\u30ea\u958b\u767a\u30b9\u30ad\u30eb\u3092\u7fd2\u5f97\u3057\u3001\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306e\u5e45\u5e83\u3044\u53ef\u80fd\u6027\u3092\u89e3\u304d\u653e\u3061\u307e\u3059\u3002<\/p>\n<h2 id=\"how-youll-build-it\">\u3069\u306e\u3088\u3046\u306b\u69cb\u7bc9\u3059\u308b\u304b<\/h2>\n<p>Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u591a\u7a2e\u591a\u69d8\u3067\u3059\u304c\u3001\u901a\u5e38\u306f HTML\u3001CSS\u3001JavaScript \u3068\u3044\u3046 3 \u3064\u306e\u91cd\u8981\u306a\u30c6\u30af\u30ce\u30ed\u30b8\u304c\u7d71\u5408\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5404\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u3001Web \u958b\u767a\u306b\u304a\u3044\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>HTML:<\/strong>\u3053\u308c\u306f Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u9020\u3067\u3042\u308a\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u69cb\u6210\u65b9\u6cd5\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002HTML \u306f\u3001\u30c6\u30ad\u30b9\u30c8\u304c\u6bb5\u843d\u3001\u898b\u51fa\u3057\u3001\u307e\u305f\u306f\u30ea\u30b9\u30c8\u9805\u76ee\u306e\u3044\u305a\u308c\u3067\u3042\u308b\u304b\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n<li><strong>CSS:<\/strong>\u30ab\u30b9\u30b1\u30fc\u30c9 \u30b9\u30bf\u30a4\u30eb \u30b7\u30fc\u30c8\u306f\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u30b9\u30bf\u30a4\u30eb\u3092\u8ffd\u52a0\u3057\u3001\u8272\u3001\u30d5\u30a9\u30f3\u30c8\u3001\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u5909\u66f4\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002CSS \u3092\u4f7f\u7528\u3057\u3066\u3001\u8981\u7d20\u3092\u592a\u5b57\u306b\u3057\u305f\u308a\u3001\u5883\u754c\u7dda\u3092\u8abf\u6574\u3057\u305f\u308a\u3001\u753b\u9762\u4e0a\u3067\u8981\u7d20\u3092\u914d\u7f6e\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>JavaScript:<\/strong>\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u306f\u3001Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6a5f\u80fd\u3092\u7d44\u307f\u8fbc\u3080\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002JavaScript \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u8981\u7d20\u306e\u8868\u793a\/\u975e\u8868\u793a\u3084\u30b2\u30fc\u30e0\u306a\u3069\u306e\u8907\u96d1\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u7bc9\u306a\u3069\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u306a\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<figure class=\"wp-block-image\"><img alt=\"HTML\u3001CSS\u3001JavaScript \u306e\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3092\u5099\u3048\u305f web.dev \u30b5\u30a4\u30c8\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3002\" class=\"wp-image\" decoding=\"async\" height=\"734\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/web-dev-homepage.webp\" title=\"HTML\u3001CSS\u3001JavaScript \u306e\u5b66\u7fd2\u30ea\u30bd\u30fc\u30b9\u3092\u5099\u3048\u305f web.dev \u30b5\u30a4\u30c8\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u3002\" width=\"1388\"\/><\/figure>\n<h2 id=\"the-app-structure\">\u30a2\u30d7\u30ea\u306e\u69cb\u9020<\/h2>\n<p>\u3053\u308c\u304b\u3089\u69cb\u7bc9\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f<code>index.html<\/code>\u3001\u3001\u3001<code>styles.css<\/code>\u304a\u3088\u3073 \u3068\u3044\u30463 \u3064\u306e\u5358\u7d14\u306a\u30d5\u30a1\u30a4\u30eb\u3067\u69cb\u6210\u3055\u308c\u307e\u3059<code>script.js<\/code>\u3002<\/p>\n<p>\u3053\u306e\u30a2\u30d7\u30ea\u3092\u5b9f\u884c\u3059\u308b\u306e\u306b\u9ad8\u5ea6\u306a\u8981\u4ef6\u306f\u306a\u304f\u3001Web \u30d6\u30e9\u30a6\u30b6\u3060\u3051\u3067\u5341\u5206\u3067\u3059\u3002\u3053\u308c\u306f\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9 \u30a2\u30d7\u30ea\u306a\u306e\u3067\u3001PHP \u306a\u3069\u306e\u30d0\u30c3\u30af\u30a8\u30f3\u30c9 \u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3084\u30ed\u30fc\u30ab\u30eb \u30b5\u30fc\u30d0\u30fc\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u3002\u5b8c\u4e86\u3057\u305f\u3089\u3001<code>index.html<\/code>\u30d6\u30e9\u30a6\u30b6\u3067\u958b\u304f\u3060\u3051\u3067\u30a2\u30d7\u30ea\u306e\u52d5\u4f5c\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30a2\u30d7\u30ea\u306f\u3001Web Storage API \u3092\u5229\u7528\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u3092\u4fdd\u5b58\u3057\u3001JavaScript \u306b\u306f\u30d5\u30a1\u30a4\u30eb \u30b7\u30b9\u30c6\u30e0 \u30a2\u30af\u30bb\u30b9\u304c\u306a\u3044\u305f\u3081\u3001\u30c7\u30a3\u30b9\u30af \u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u3053\u3068\u306a\u304f\u60c5\u5831\u3092\u4fdd\u6301\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h2 id=\"how-to-build-the-note-taker\">\u30ce\u30fc\u30c8\u30c6\u30a4\u30ab\u30fc\u306e\u69cb\u7bc9\u65b9\u6cd5<\/h2>\n<p><a href=\"https:\/\/github.com\/bobbykjack\/text\" target=\"_blank\">\u307e\u305a\u3001\u540c\u3058\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u5fc5\u8981\u306a 3 \u3064\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u307e\u305f\u306f\u3001\u3053\u306e GitHub \u30ea\u30dd\u30b8\u30c8\u30ea<\/a>\u304b\u3089\u30d5\u30a1\u30a4\u30eb\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3 id=\"building-the-structure-with-html\">HTML \u3067\u69cb\u9020\u3092\u69cb\u7bc9\u3059\u308b<\/h3>\n<p>\u3053\u306e<code>index.html<\/code>\u30d5\u30a1\u30a4\u30eb\u306f\u30a2\u30d7\u30ea\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u69cb\u9020\u3092\u30ec\u30a4\u30a2\u30a6\u30c8\u3057\u307e\u3059\u3002CSS \u30d5\u30a1\u30a4\u30eb\u3068 JavaScript \u30d5\u30a1\u30a4\u30eb\u3078\u306e\u53c2\u7167\u304c\u542b\u307e\u308c\u3066\u304a\u308a\u3001\u30d6\u30e9\u30a6\u30b6\u304c\u305d\u308c\u3089\u3092\u7d71\u5408\u3057\u3066\u30b7\u30fc\u30e0\u30ec\u30b9\u306a\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u4ed6\u306e HTML \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u540c\u69d8\u306b\u3001\u30e1\u30a4\u30f3 \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306f\u3001\u30e1\u30bf\u30c7\u30fc\u30bf\u3092\u542b\u3080\u30d8\u30c3\u30c9 \u30bb\u30af\u30b7\u30e7\u30f3\u3068\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u542b\u3080\u672c\u4f53\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>&lt;!DOCTYPE html&gt;<\/span><br \/>\n<span>&lt;html&gt;<\/span><br \/>\n<span>&lt;head&gt;<\/span><br \/>\n<span>...&lt;\/head&gt;<\/span><br \/>\n<span>&lt;body&gt;<\/span><br \/>\n<span>...&lt;\/body&gt;<\/span><br \/>\n<span>&lt;\/html&gt;<\/span><br \/>\n<\/code><\/p>\n<p>\u30d8\u30c3\u30c0\u30fc\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u306f\u3001\u30da\u30fc\u30b8\u30bf\u30a4\u30c8\u30eb (\u30d6\u30e9\u30a6\u30b6\u306e\u30bf\u30a4\u30c8\u30eb\u30d0\u30fc\u306b\u8868\u793a\u3055\u308c\u307e\u3059) \u3084<code>styles.css<\/code>\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u30ea\u30f3\u30af\u306a\u3069\u306e\u7c21\u5358\u306a\u30e1\u30bf\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>&lt;title&gt;Text&lt;\/title&gt;<\/span><br \/>\n<span>&lt;link rel=\"stylesheet\"href=\"styles.css\"\/&gt;<\/span><br \/>\n<\/code><\/p>\n<p>\u672c\u4f53\u306f\u3001\u4e3b\u8981\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u542b\u3081\u3066\u3055\u3089\u306b\u8a73\u7d30\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>&lt;div id=\"counter\"&gt;<\/span><br \/>\n<span>words: &lt;span id=\"words\"&gt;0&lt;\/span&gt;<\/span><br \/>\n<span>\/ characters: &lt;span id=\"chars\"&gt;0&lt;\/span&gt;<\/span><br \/>\n<span>&lt;\/div&gt;<\/span><br \/>\n<span>&lt;textarea id=\"text\"autofocus=\"1\"&gt;&lt;\/textarea&gt;<\/span><br \/>\n<span>&lt;script src=\"script.js\"&gt;&lt;\/script&gt;<\/span><br \/>\n<\/code><\/p>\n<p>\u300c\u30ab\u30a6\u30f3\u30bf\u30fc\u300d\u3068\u3057\u3066\u8b58\u5225\u3055\u308c\u308b\u8981\u7d20<code>div<\/code>\u306b\u306f\u3001\u5358\u8a9e\u6570\u3068\u6587\u5b57\u6570\u304c\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u8981\u7d20\u306f\u4e0a\u90e8\u306b\u8868\u793a\u3055\u308c\u3001\u30c6\u30ad\u30b9\u30c8\u304c\u5909\u66f4\u3055\u308c\u308b\u3068\u52d5\u7684\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u5c5e\u6027\u306e\u4f7f\u7528\u306b\u6ce8\u610f\u3059\u308b\u3053\u3068\u306f\u91cd\u8981\u3067\u3059<code>id<\/code>\u3002\u5c5e\u6027\u306e\u56fa\u6709\u306e\u5024\u306f\u3001\u3053\u308c\u3089\u306e\u8981\u7d20\u306e\u30b9\u30bf\u30a4\u30eb\u8a2d\u5b9a\u3068\u6a5f\u80fd\u306e\u30bf\u30fc\u30b2\u30c3\u30c8\u8a2d\u5b9a\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<p>\u306f\u3001\u5c5e\u6027<code>textarea<\/code>\u3092\u4f7f\u7528\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u304c\u30c6\u30ad\u30b9\u30c8\u3092\u5165\u529b\u3059\u308b\u9818\u57df\u3092\u63d0\u4f9b\u3057\u3001<code>autofocus<\/code>\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u6642\u306b\u5165\u529b\u3067\u304d\u308b\u72b6\u614b\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001HTML \u306f\u30d5\u30a1\u30a4\u30eb\u3092\u53c2\u7167\u3057\u307e\u3059<code>script.js<\/code>\u3002<\/p>\n<p>\u3053\u306e\u6642\u70b9\u3067\u3001<code>index.html<\/code>\u30d6\u30e9\u30a6\u30b6\u3067\u958b\u304d\u307e\u3059\u3002\u307e\u3060\u6a5f\u80fd\u305b\u305a\u3001\u898b\u305f\u76ee\u3082\u6b63\u3057\u304f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u304c\u3001\u5404\u6bb5\u968e\u3067\u9032\u6357\u72b6\u6cc1\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u306f\u5f79\u306b\u7acb\u3061\u307e\u3059\u3002<\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30d6\u30e9\u30a6\u30b6 \u30b9\u30bf\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u305f\u30e1\u30e2\u4f5c\u6210 Web \u30a2\u30d7\u30ea\u306e\u30d3\u30e5\u30fc\u3002\u3059\u3079\u3066\u304c\u5de6\u4e0a\u9685\u306b\u307e\u3068\u3081\u3066\u8868\u793a\u3055\u308c\u307e\u3059\u3002\" class=\"wp-image\" decoding=\"async\" height=\"569\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/web-app-no-style.webp\" title=\"\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30d6\u30e9\u30a6\u30b6 \u30b9\u30bf\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u305f\u30e1\u30e2\u4f5c\u6210 Web \u30a2\u30d7\u30ea\u306e\u30d3\u30e5\u30fc\u3002\u3059\u3079\u3066\u304c\u5de6\u4e0a\u9685\u306b\u307e\u3068\u3081\u3066\u8868\u793a\u3055\u308c\u307e\u3059\u3002\" width=\"960\"\/><\/figure>\n<h3 id=\"making-things-look-good-with-css\">CSS \u3067\u898b\u305f\u76ee\u3092\u826f\u304f\u3059\u308b<\/h3>\n<p>\u3053\u306e\u57fa\u672c\u7684\u306a\u30a2\u30d7\u30ea\u3067\u306f\u3001\u5927\u5e45\u306a\u30c7\u30b6\u30a4\u30f3\u8abf\u6574\u306f\u5fc5\u8981\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u30b9\u30bf\u30a4\u30eb\u8a2d\u5b9a\u306b\u3088\u3063\u3066\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u6539\u5584\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u3001\u5168\u4f53\u7684\u306a\u5916\u89b3\u306e\u8f2a\u90ed\u3092\u63cf\u304f\u30dc\u30c7\u30a3 \u30b9\u30bf\u30a4\u30eb\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>body {<\/span><br \/>\n<span> margin: 0;<\/span><br \/>\n<span> padding: 0;<\/span><br \/>\n<span> display: grid;<\/span><br \/>\n<span> min-height: 100vh;<\/span><br \/>\n<span> grid-template-rows: min-content 1fr;<\/span><br \/>\n<span>}<\/span><br \/>\n<\/code><\/p>\n<p>\u3053\u306e CSS \u306f<a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/CSS\/CSS_grid_layout\" target=\"_blank\">\u30b0\u30ea\u30c3\u30c9 \u30ec\u30a4\u30a2\u30a6\u30c8\u3092<\/a>\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30ad\u30b9\u30c8\u9818\u57df\u306e\u4e0a\u306e\u72ed\u3044\u884c\u306b\u5358\u8a9e\u6570\u3068\u6587\u5b57\u6570\u3092\u914d\u7f6e\u3057\u307e\u3059\u3002\u3053\u306e<code>grid-template-rows<\/code>\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u3001\u30ab\u30a6\u30f3\u30c8\u884c\u304c\u53ef\u80fd\u306a\u9650\u308a\u5c0f\u3055\u3044\u30b9\u30da\u30fc\u30b9 (min-content) \u3092\u5360\u3081\u3001\u6b8b\u308a\u306e\u30b9\u30da\u30fc\u30b9 (1fr) \u3092\u30c6\u30ad\u30b9\u30c8\u9818\u57df\u304c\u57cb\u3081\u308b\u3088\u3046\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>\u30ab\u30a6\u30f3\u30bf\u30fc\u884c\u306b\u306f\u3001\u4e3b\u306b\u80cc\u666f\u3092\u901a\u3058\u3066\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\u3068\u533a\u5225\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u30b9\u30bf\u30a4\u30eb\u304c\u9069\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>#counter {<\/span><br \/>\n<span> font-family: sans-serif;<\/span><br \/>\n<span> background-color: #f7f7f7;<\/span><br \/>\n<span> text-align: center;<\/span><br \/>\n<span> width: 100%;<\/span><br \/>\n<span> padding: 0 0.5em 0;<\/span><br \/>\n<span>}<\/span><br \/>\n<\/code><\/p>\n<p>\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\u306f\u3001\u5341\u5206\u306a\u7a7a\u767d\u30b9\u30da\u30fc\u30b9\u3092\u78ba\u4fdd\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u304c\u8aad\u307f\u3084\u3059\u3044\u3088\u3046\u306b\u30b9\u30bf\u30a4\u30eb\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>textarea {<\/span><br \/>\n<span> width: 100%;<\/span><br \/>\n<span> height: 100%;<\/span><br \/>\n<span> font-size: 16pt;<\/span><br \/>\n<span> padding: 1em;<\/span><br \/>\n<span> box-sizing: border-box;<\/span><br \/>\n<span> outline: 0;<\/span><br \/>\n<span> border: none;<\/span><br \/>\n<span> border-top: 1px solid #999;<\/span><br \/>\n<span>}<\/span><br \/>\n<\/code><\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u30b9\u30bf\u30a4\u30eb\u304c\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30e1\u30e2\u4f5c\u6210\u30a2\u30d7\u30ea\u3067\u306f\u3001\u4e0a\u90e8\u306b\u30ab\u30a6\u30f3\u30bf\u30fc \u30d0\u30fc\u304c\u8868\u793a\u3055\u308c\u3001\u305d\u306e\u4e0b\u306b\u30d5\u30eb\u30b5\u30a4\u30ba\u306e\u30c6\u30ad\u30b9\u30c8\u9818\u57df\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\" class=\"wp-image\" decoding=\"async\" height=\"569\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/web-app-with-style.webp\" title=\"\u30b9\u30bf\u30a4\u30eb\u304c\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3055\u308c\u305f\u30e1\u30e2\u4f5c\u6210\u30a2\u30d7\u30ea\u3067\u306f\u3001\u4e0a\u90e8\u306b\u30ab\u30a6\u30f3\u30bf\u30fc \u30d0\u30fc\u304c\u8868\u793a\u3055\u308c\u3001\u305d\u306e\u4e0b\u306b\u30d5\u30eb\u30b5\u30a4\u30ba\u306e\u30c6\u30ad\u30b9\u30c8\u9818\u57df\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\" width=\"960\"\/><\/figure>\n<h3 id=\"adding-functionality-with-javascript\">JavaScript \u306b\u3088\u308b\u6a5f\u80fd\u306e\u8ffd\u52a0<\/h3>\n<p>\u57fa\u790e\u304c\u6574\u3044\u307e\u3057\u305f\u306e\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u6a5f\u80fd\u3001\u3064\u307e\u308a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u52d5\u304b\u3059\u30b3\u30fc\u30c9\u3092\u7d44\u307f\u8fbc\u307f\u307e\u3059\u3002<\/p>\n<p>\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u306b\u53d6\u308a\u639b\u304b\u308b\u524d\u306b\u3001\u610f\u56f3\u3059\u308b\u6a5f\u80fd\u306e\u6982\u8981\u3092\u8aac\u660e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6b21\u306e 2 \u3064\u306e\u4e3b\u306a\u76ee\u7684\u306b\u7126\u70b9\u3092\u5f53\u3066\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u5165\u529b\u3057\u305f\u30c6\u30ad\u30b9\u30c8\u3092\u4fdd\u6301\u3057\u3066\u518d\u8aad\u307f\u8fbc\u307f\u3057\u307e\u3059\u3002<\/li>\n<li>\u6587\u5b57\u6570\u3068\u5358\u8a9e\u6570\u3092\u52d5\u7684\u306b\u66f4\u65b0\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u95a2\u6570\u306f\u3001\u7279\u5b9a\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u8981\u7d20\u306e\u66f4\u65b0\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u307e\u305a\u3001\u6b21\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3053\u308c\u3089\u306e\u30ce\u30fc\u30c9\u3078\u306e\u53c2\u7167\u3092\u53d6\u5f97\u3057\u307e\u3059<code>getElementById<\/code>\u3002<\/p>\n<p> <code><br \/>\n<span>const words = document.getElementById(\"words\");<\/span><br \/>\n<span>const chars = document.getElementById(\"chars\");<\/span><br \/>\n<span>const textarea = document.getElementById(\"text\");<\/span><br \/>\n<\/code><\/p>\n<p>\u3053\u3053\u3067<code>words<\/code>\u3001\u3001\u3001<code>chars<\/code>\u306f<code>textarea<\/code>\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5185\u306e\u305d\u308c\u305e\u308c\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u5bfe\u5fdc\u3057\u3001ID \u5c5e\u6027\u306b\u3088\u3063\u3066\u8b58\u5225\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u3001\u30c6\u30ad\u30b9\u30c8\u304c\u5909\u66f4\u3055\u308c\u305f\u3068\u304d\u306b\u30a2\u30d7\u30ea\u304c\u5fdc\u7b54\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3057\u3066\u3001\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6\u6027\u3092\u5c0e\u5165\u3057\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>textarea.addEventListener(\"input\", function(ev) {<\/span><br \/>\n<span> localStorage.setItem(\"text\", ev.target.value);<\/span><br \/>\n<span> update_counts(ev.target.value);<\/span><br \/>\n<span>});<\/span><br \/>\n<\/code><\/p>\n<p>\u3053\u306e<code>addEventListener<\/code>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u305f\u3068\u304d\u306b\u30c8\u30ea\u30ac\u30fc\u3059\u308b\u95a2\u6570\u3092\u30d0\u30a4\u30f3\u30c9\u3057\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\u3092\u64cd\u4f5c\u3059\u308b\u3068\u3001\u300c\u5165\u529b\u300d\u30a4\u30d9\u30f3\u30c8\u306b\u3088\u3063\u3066\u95a2\u6570\u304c\u30c8\u30ea\u30ac\u30fc\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u3001Web Storage API \u3092\u4f7f\u7528\u3057\u3066\u3001 \u7d4c\u7531\u3067\u30a2\u30af\u30bb\u30b9\u3055\u308c\u308b\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\u306e\u73fe\u5728\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u4fdd\u5b58\u3057\u307e\u3059<code>ev.target.value<\/code>\u3002<code>setItem<\/code>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u4fdd\u5b58\u3059\u308b\u30c7\u30fc\u30bf\u306b\u30ad\u30fc\u3092\u95a2\u9023\u4ed8\u3051\u307e\u3059\u3002<\/p>\n<p>\u30a2\u30d7\u30ea\u306e\u521d\u671f\u5316\u307e\u305f\u306f\u66f4\u65b0\u6642\u306b\u30c6\u30ad\u30b9\u30c8\u304c\u78ba\u5b9f\u306b\u8aad\u307f\u8fbc\u307e\u308c\u308b\u3088\u3046\u306b\u3059\u308b\u306b\u306f\u3001\u5225\u306e\u30ea\u30b9\u30ca\u30fc\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>window.addEventListener(\"load\", function(ev) {<\/span><br \/>\n<span> var text = localStorage.getItem(\"text\");<\/span><br \/>\n<span> textarea.value = text;<\/span><br \/>\n<span> update_counts(text);<\/span><br \/>\n<span>});<\/span><br \/>\n<\/code><\/p>\n<p>\u3053\u306e\u30ea\u30b9\u30ca\u30fc\u306f\u3001\u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u30ed\u30fc\u30c9 \u30a4\u30d9\u30f3\u30c8\u306b\u5fdc\u7b54\u3057\u307e\u3059\u3002\u30a6\u30a3\u30f3\u30c9\u30a6\u304c\u30ed\u30fc\u30c9\u3055\u308c\u308b\u3068\u3001\u4fdd\u5b58\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8\u304c\u53d6\u5f97\u3055\u308c\u3001\u305d\u308c\u306b\u5fdc\u3058\u3066\u30c6\u30ad\u30b9\u30c8 \u30a8\u30ea\u30a2\u306e\u5024\u304c\u8a2d\u5b9a\u3055\u308c\u3001<code>update_counts()<\/code>\u5358\u8a9e\u6570\u3068\u6587\u5b57\u6570\u306e\u66f4\u65b0\u304c\u547c\u3073\u51fa\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u6b8b\u308a\u306e\u6a5f\u80fd\u306f<code>update_counts()<\/code>\u95a2\u6570\u5185\u306b\u3042\u308a\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span>function update_counts(text) {<\/span><br \/>\n<span> chars.innerHTML = text.length;<\/span><br \/>\n<span> words.innerHTML = text.split(' ').length;<\/span><br \/>\n<span>}<\/span><br \/>\n<\/code><\/p>\n<p>\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\u3068\u306f\u7570\u306a\u308a\u3001\u30d7\u30ec\u30fc\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u306f\u5024\u5c5e\u6027\u304c\u306a\u3044\u305f\u3081\u3001<code>innerHTML<\/code>\u4ee3\u308f\u308a\u306b \u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<code>length<\/code>\u6587\u5b57\u5217\u306e \u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u3001\u5408\u8a08\u6587\u5b57\u6570\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n<p>\u30c6\u30ad\u30b9\u30c8\u3092\u5358\u8a9e\u306b\u5206\u5272\u3059\u308b\u306b\u306f\u3001 \u3092\u4f7f\u7528\u3057\u307e\u3059<code>text.split(' ')<\/code>\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u6587\u5b57\u5217\u304c\u5404\u30b9\u30da\u30fc\u30b9\u6587\u5b57\u3067\u5206\u5272\u3055\u308c\u3001\u5358\u8a9e\u306e\u914d\u5217\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002\u7d50\u679c\u306e\u914d\u5217\u306e\u9577\u3055\u30d7\u30ed\u30d1\u30c6\u30a3\u306f\u3001\u5358\u8a9e\u6570\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u3053\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3044\u304f\u3064\u304b\u306e\u8ab2\u984c\u306b\u906d\u9047\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u884c\u306e\u524d\u5f8c\u306b\u30b9\u30da\u30fc\u30b9\u6587\u5b57\u304c\u306a\u3044\u3068\u3001\u884c\u5185\u306e\u5358\u8a9e\u306f\u6b63\u3057\u304f\u30ab\u30a6\u30f3\u30c8\u3055\u308c\u307e\u305b\u3093\u3002<\/li>\n<li>\u30c6\u30ad\u30b9\u30c8\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u3001\u52d5\u4f5c\u65b9\u6cd5\u306b\u3088\u308a\u5358\u8a9e\u304c 1 \u3064\u3060\u3051\u4e0d\u6b63\u78ba\u306b\u5831\u544a\u3055\u308c\u307e\u3059<code>split<\/code>\u3002<\/li>\n<\/ol>\n<p>\u6700\u521d\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u7a7a\u767d\u6587\u5b57\u3092\u8003\u616e\u3057\u3066\u6b63\u898f\u8868\u73fe\u3067\u5206\u5272\u3059\u308b\u3053\u3068\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u30022<code>\\s<\/code>\u756a\u76ee\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u306b\u306f\u3001\u7a7a\u306e\u6587\u5b57\u5217\u3092\u9664\u5916\u3057\u307e\u3059\u3002<\/p>\n<p> <code><br \/>\n<span> words.innerHTML = text.split(\/\\s\/).filter(function(n) { return n! = ''; }).length;<\/span><br \/>\n<\/code><\/p>\n<figure class=\"wp-block-image\"><img alt=\"\u6b63\u78ba\u306a\u6587\u5b57\u6570\u3068\u5358\u8a9e\u6570\u3092\u793a\u3059\u30b5\u30f3\u30d7\u30eb\u30c6\u30ad\u30b9\u30c8\u4ed8\u304d\u306e Web \u30a2\u30d7\u30ea\u3002\" class=\"wp-image\" decoding=\"async\" height=\"569\" loading=\"lazy\" src=\"https:\/\/cdn.howtogeek.blog\/wp-content\/uploads\/2025\/01\/web-app-final.webp\" title=\"\u6b63\u78ba\u306a\u6587\u5b57\u6570\u3068\u5358\u8a9e\u6570\u3092\u793a\u3059\u30b5\u30f3\u30d7\u30eb\u30c6\u30ad\u30b9\u30c8\u4ed8\u304d\u306e Web \u30a2\u30d7\u30ea\u3002\" width=\"960\"\/><\/figure>\n<p>\u4fbf\u5229\u306a Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u57fa\u672c\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u3067\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002window.location<a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Web\/API\/Window\/location\" target=\"_blank\">\u30d7\u30ed\u30d1\u30c6\u30a3\u3092<\/a>\u4f7f\u7528\u3057\u3066URL \u306b\u30a2\u30af\u30bb\u30b9\u3057\u305f\u308a\u3001 \u306b\u6e21\u3055\u308c\u308b\u540d\u524d\u3092\u5909\u66f4\u3057\u3066\u8907\u6570\u306e\u30e1\u30e2\u3092\u4fdd\u5b58\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u306a\u3069\u3001\u8ffd\u52a0\u6a5f\u80fd\u3092\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u30b7\u30f3\u30d7\u30eb\u306a\u30e1\u30e2\u4f5c\u6210\u30a2\u30d7\u30ea\u3092\u62e1\u5f35\u3067\u304d\u307e\u3059<code>localStorage.setItem<\/code>\u3002<\/p>\n<h3>\u8ffd\u52a0\u306e\u6d1e\u5bdf<\/h3>\n<h4><strong>1. \u3053\u306e Web \u30a2\u30d7\u30ea \u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u524d\u63d0\u6761\u4ef6\u306f\u4f55\u3067\u3059\u304b?<\/strong><\/h4>\n<p>\u5fc5\u8981\u306a\u306e\u306f\u3001HTML\u3001CSS\u3001JavaScript \u306e\u57fa\u672c\u7684\u306a\u77e5\u8b58\u3060\u3051\u3067\u3059\u3002\u30c6\u30ad\u30b9\u30c8 \u30a8\u30c7\u30a3\u30bf\u30fc (VSCode \u306a\u3069) \u3084 Web \u30d6\u30e9\u30a6\u30b6\u30fc\u306a\u3069\u306e\u30c4\u30fc\u30eb\u3082\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<h4><strong>2. \u3053\u306e Web \u30a2\u30d7\u30ea\u3092\u5909\u66f4\u3057\u3066\u6a5f\u80fd\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304b?<\/strong><\/h4>\n<p>\u3082\u3061\u308d\u3093\u3067\u3059! \u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u57fa\u790e\u3092\u8aac\u660e\u3057\u307e\u3059\u3002\u8907\u6570\u306e\u30e1\u30e2\u3092\u4fdd\u5b58\u3057\u305f\u308a\u3001\u30e1\u30e2\u3092\u5206\u985e\u3057\u305f\u308a\u3001\u691c\u7d22\u6a5f\u80fd\u3092\u5b9f\u88c5\u3057\u305f\u308a\u3059\u308b\u306a\u3069\u306e\u6a5f\u80fd\u3092\u8ffd\u52a0\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4><strong>3. Web Storage API \u306f\u3069\u306e\u3088\u3046\u306b\u6a5f\u80fd\u3057\u307e\u3059\u304b?<\/strong><\/h4>\n<p>Web Storage API \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30d6\u30e9\u30a6\u30b6\u306b\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306f\u30ad\u30fc\u3068\u5024\u306e\u30da\u30a2\u3067\u4fdd\u5b58\u3055\u308c\u3001\u30d6\u30e9\u30a6\u30b6\u3092\u9589\u3058\u305f\u5f8c\u3082\u4fdd\u6301\u3055\u308c\u308b\u305f\u3081\u3001\u5f8c\u3067\u7c21\u5358\u306b\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n<p><a class=\"xiaomi\" href=\"https:\/\/www.howtogeek.com\/build-your-first-web-app-a-simple-word-counter\/\" rel=\"noopener noreferrer nofollow\" target=\"_blank\">\u51fa\u5178\u3068\u753b\u50cf<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u59cb\u3081\u308b\u306e\u306f\u3001\u8a00\u8a9e\u3084\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u9078\u629e\u80a2\u304c\u591a\u3059\u304e\u3066\u5927\u5909\u305d\u3046\u306b\u601d\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002AI \u306b\u3059\u3079\u3066\u3092\u4efb\u305b\u3088\u3046\u3068\u8003\u3048\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001Web \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u697d\u3057\u304f\u3001\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u304f\u3001\u5b8c\u5168\u306b\u7121\u6599\u3067\u3059\u3002 \u4f55\u3092\u69cb\u7bc9\u3059\u308b\u304b \u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u30e1\u30e2\u3092\u4fdd\u5b58\u3057\u306a\u304c\u3089\u3001\u305d\u306e\u30e1\u30e2\u5185\u306e\u6587\u5b57\u3068\u5358\u8a9e\u3092\u30ab\u30a6\u30f3\u30c8\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30b7\u30f3\u30d7\u30eb\u306a Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002 \u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u30c7\u30fc\u30bf\u3092\u6c38\u7d9a\u7684\u306b\u4fdd\u5b58\u3057\u3001\u30da\u30fc\u30b8\u3092\u66f4\u65b0\u3057\u305f\u308a\u518d\u5ea6\u958b\u3044\u305f\u308a\u3057\u305f\u5f8c\u3067\u3082\u30c6\u30ad\u30b9\u30c8\u3092\u53d6\u5f97\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30a2\u30c9\u30ec\u30b9\u3001URL\u3001\u305d\u306e\u4ed6\u306e\u91cd\u8981\u306a\u30c6\u30ad\u30b9\u30c8\u306b\u3059\u3070\u3084\u304f\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306e\u5b9f\u7528\u7684\u306a\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3059\u3002 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