{"id":1809,"date":"2018-04-29T22:19:50","date_gmt":"2018-04-29T13:19:50","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=1809"},"modified":"2023-05-27T21:04:58","modified_gmt":"2023-05-27T12:04:58","slug":"%e3%80%90javascript%e3%80%91html%e3%82%92%e6%93%8d%e4%bd%9c%e3%81%99%e3%82%8b%e3%80%82","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=1809","title":{"rendered":"\u3010JavaScript\u3011DOM\u306e\u57fa\u790e\u3001HTML\u3092\u64cd\u4f5c\u3059\u308b\u3002"},"content":{"rendered":"

DOM\u3068\u306f\uff1f<\/h2>\n

DOM(Document Object Model)\u3067\u3001W3C\u304c\u5b9a\u3081\u3066\u3044\u308bHTML\u3084\u3001XML\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306eAPI<\/strong><\/span>\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n

JavaScript\u3060\u3051\u3067\u306a\u304f\u3001Java\u3084\u3001Python\u3092\u521d\u3081\u3068\u3057\u3066\u69d8\u3005\u306a\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3067\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u308b\u6c4e\u7528\u7684\u306a\u6280\u8853<\/strong><\/span>\u3067\u3059\u3002<\/p>\n

\u9006\u306b\u8a00\u3048\u3070\u3001JavaScript\u306f\u3001DOM\u306a\u3057\u3067\u306f\u3001HTML\u3084CSS\u306b\u306f\u30a2\u30af\u30bb\u30b9\u304c\u3067\u304d\u307e\u305b\u3093\u3002<\/strong><\/span><\/p>\n

DOM Level\u306b\u3064\u3044\u3066<\/h3>\n

\u73fe\u5728\u306f\u3001DOM\u30ec\u30d9\u30eb1\uff5e4\u307e\u3067\u52e7\u544a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

DOM\u306e\u5229\u7528\u4f8b<\/h3>\n

DOM\u306f\u3001\u4e16\u306e\u4e2d\u3067\u3082\u975e\u5e38\u306b\u5e45\u5e83\u304f\u5229\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u4f8b\u3048\u3070\u3001Gmail\u306e\u3088\u3046\u306aWeb\u30a2\u30d7\u30ea\u3067\u3082DOM\u3092\u4ecb\u3057\u3066\u3001\u69cb\u7bc9\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

DOM\u306e\u69cb\u6587<\/h3>\n

HTML\u306e\u64cd\u4f5c<\/h4>\n

HTML\u306eID\u5c5e\u6027\u304b\u3089\u8981\u7d20\u3092\u63a2\u3059\u5834\u5408<\/h5>\n

\u4f8b\u3048\u3070\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306aHTML\u306e\u8981\u7d20\u304c\u3042\u3063\u305f\u3068\u3057\u305f\u3089\u3002<\/p>\n

<p id=\"sample\">test<\/p><\/pre>\n
JavaScript\u3067\u306f\u3001\u4e0b\u8a18\u306e\u3088\u3046\u306bDOM\u306e\u8a18\u8ff0\u3092\u3059\u308b\u3053\u3068\u3067\u3001HTML\u306e\u8981\u7d20\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
document.getElementById(\"sample\");<\/pre>\n
HTML\u306e\u30bf\u30b0\u8981\u7d20\u3092\u76f4\u63a5\u63a2\u3059\u5834\u5408<\/h5>\n
HTML<\/h6>\n
<ul>\r\n  <li>test1<\/li>\r\n  <li>test2<\/li>\r\n  <li>test3<\/li>\r\n<ul><\/pre>\n
JavaScript<\/h6>\n
document.getElementByTagName('li');<\/pre>\n
\u306a\u304a\u3001\u300cgetElementByID\u300d\u3084\u300cgetElementsByTagname\u300d\u306f\u3001\u6bd4\u8f03\u7684\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u3067\u3082\u52d5\u304f\u5b89\u5b9a\u3057\u305f\u30e1\u30bd\u30c3\u30c9<\/strong><\/span>\u3067\u3059\u3002<\/p>\n
\u4eca\u3067\u306f\u547c\u3070\u306a\u3044\u3067\u3059\u304c\u30012000\u5e74\u4ee3\u306f\u3053\u3046\u3057\u305f\u6280\u8853\u3092\u52d5\u7684\u306bHTML\u3092\u5909\u66f4\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3053\u3068\u304b\u3089\u300cDHTML\uff08Dynamic HTML\uff09\u300d<\/strong><\/span>\u3068\u547c\u3093\u3067\u3044\u307e\u3057\u305f\u3002<\/p>\n
HTML\u8981\u7d20\u3092\u4f5c\u308a\u51fa\u3059\u5834\u5408<\/h5>\n
document.createElement('div');<\/pre>\n
\u305f\u3060\u3001\u4f5c\u3063\u305f\u3060\u3051\u3067\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u306b\u53cd\u6620\u3055\u308c\u307e\u305b\u3093\u3002<\/strong><\/span><\/p>\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001body\u30bf\u30b0\u306e\u914d\u4e0b\u306b\u8ffd\u52a0\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n
var div = document.createElement('div');\r\nvar tuika = document.getElementById('tuika');\r\ntuika.appendChild(div);<\/pre>\n
CSS\u3092\u64cd\u4f5c\u3059\u308b\u3002<\/h4>\n
CSS\u3092\u8a2d\u5b9a\u3059\u308b\u3002<\/h5>\n
var css = document.getElementById('csssousa');\r\ncss.style.backgroundColor = '#333';\r\ncss.style.border = 'solid 1px #666';\r\ncss.style.margin = '3px';<\/pre>\n
\u30dd\u30a4\u30f3\u30c8\u3068\u3057\u3066\u306f\u3001\u300cstyle\u30d7\u30ed\u30d1\u30c6\u30a3\u300d\u3092\u4f7f\u3046\u70b9\u3067\u3057\u3087\u3046\u3002<\/p>\n
\u307e\u305f\u3001\u901a\u5e38\u306ecss\u30d7\u30ed\u30d1\u30c6\u30a3\u3067\u306f\u3001\u300cbackground-color\u300d\u3068\u6307\u5b9a\u3057\u307e\u3059\u304c\u3001DOM\u3067\u306f\u300cbackgroundColor\u300d\u3068\u3044\u3046\u3088\u3046\u306a\u8a18\u8ff0\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u306f\u3001\u300c-\u300d\u306f\u3001JavaScript\u3067\u306f\u30de\u30a4\u30ca\u30b9\u6271\u3044\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u4f7f\u3048\u306a\u3044<\/strong><\/span>\u306e\u3067\u3001\u4e00\u5f8b\u30cf\u30a4\u30d5\u30f3\u306f\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306a\u5f62\u306b\u7f6e\u304d\u63db\u3048\u3089\u308c\u3066\u3057\u307e\u3063\u3066\u3044\u307e\u3059\u3002\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
CSS\u304b\u3089\u5024\u3092\u7d20\u5f97\u3059\u308b\u3002<\/h5>\n
var css = document.getElementById('cssget');\r\ngetComputedStyle(css,'').color;<\/pre>\n
\u305f\u3060\u3057\u3001\u300cgetComputedStyle\u300d\u306f\u3001IE8\u4ee5\u524d\u3067\u306f\u672a\u5bfe\u5fdc<\/strong><\/span>\u306a\u306e\u3067\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002\uff08\u4eca\u307b\u3068\u3093\u3069\u4f7f\u308f\u308c\u3066\u3044\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u2026\u3002\uff09<\/p>\n
HTML\u3092\u64cd\u4f5c<\/h2>\n
JavaScript\u3067\u3001HTML\u3092\u64cd\u4f5c\u3059\u308b\u306b\u306f\u4e0b\u8a18\u306e\u65b9\u6cd5\u306b\u5206\u304b\u308c\u307e\u3059\u3002\uff08\u4ed6\u306b\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u57fa\u672c\u7684\u306b\u306f\u4e0b\u8a18\u4e8c\u3064\u306e\u3069\u3061\u3089\u304b\u3067\u3059\u3002\uff09<\/p>\n
    \n
  • innerHTML<\/li>\n
  • DOM API<\/li>\n<\/ul>\n
    innerHTML<\/h3>\n
    \u7279\u5fb4<\/h4>\n
    \u53d6\u5f97\u3057\u305f\u8981\u7d20\u306e\u5185\u90e8\u306eHTML\u69cb\u9020\u3092\u305d\u306e\u307e\u307e\u30c6\u30ad\u30b9\u30c8\u60c5\u5831\u3068\u3057\u3066\u4fdd\u6301<\/strong><\/span>\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
    \u975e\u5e38\u306b\u30b7\u30f3\u30d7\u30eb\u3067\u3001\u30b3\u30fc\u30c9\u306e\u4e2d\u306b\u8a18\u8ff0\u3055\u308c\u305fHTML\u6587\u5b57\u5217\u3092\u3001\u305d\u306e\u307e\u307eHTML\u3068\u3057\u3066\u51fa\u529b\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n
    \u7528\u9014\u3068\u3057\u3066\u306f\u3001\u975e\u5e38\u306b\u304a\u624b\u8efd\u306bHTML\u3092\u3044\u3058\u3063\u305f\u308a\u64cd\u4f5c\u3092\u3059\u308b\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n
    \u30b5\u30f3\u30d7\u30eb<\/h4>\n
    <!DOCTYPE html>\r\n<html lang=\"ja\">\r\n<head>\r\n<meta charset=\"UTF-8\">\r\n<title>innerHTML<\/title>\r\n<script>\r\n    window.onload = function () {\r\n        \/\/naiyou\u3068\u3044\u3046ID\u304c\u3064\u3044\u305f\u8981\u7d20\u3092\u53d6\u5f97\r\n        var naiyou = document.getElementById('naiyou');\r\n        \r\n        \/\/contents\u306e\u4e2d\u306eHTML\u3092\u66f8\u304d\u63db\u3048\u308b\r\n        naiyou.innerHTML = '<ul>' +\r\n            '<li>inner1<\/li>' +\r\n            '<li>inner2<\/li>' +\r\n            '<li>inner3<\/li>' +\r\n            '<\/ul>';\r\n\r\n    }\r\n<\/script>\r\n<\/head>\r\n<body>\r\n    <div id=\"container\">\r\n        <h1 class=\"title\">innerHTML\u30c6\u30b9\u30c8<\/h1>\r\n        <div id=\"naiyou\"><\/div>\r\n    <\/div>\r\n<\/body>\r\n<\/html>\r\n<\/pre>\n
    \u5b9f\u884c\u7d50\u679c<\/h4>\n
    \"\"<\/p>\n
    DOM API<\/h3>\n
    \u7279\u5fb4<\/h4>\n
    HTML\u306e\u9ad8\u5ea6\u306a\u64cd\u4f5c\u3092\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\uff08\u4f8b\u3048\u3070\u30013\u500b\u3042\u308b\u30ea\u30b9\u30c8\u8981\u7d20\u306e2\u756a\u76ee\u306b\u65b0\u3057\u3044\u8981\u7d20\u3092\u8ffd\u52a0\u3057\u305f\u3044\u3068\u3044\u3063\u305f\u5834\u5408\u7b49\uff09<\/p>\n
    \u30b5\u30f3\u30d7\u30eb<\/h4>\n
    <!DOCTYPE html>\r\n<html lang=\"ja\">\r\n<head>\r\n<meta charset=\"UTF-8\">\r\n<title>DOM API\u30c6\u30b9\u30c8<\/title>\r\n<script>\r\n    window.onload = function () {\r\n        \/\/Style\u3092\u9069\u7528\u3059\u308b\u305f\u3081\u306e\u30dc\u30bf\u30f3\u8981\u7d20\u3092\u53d6\u5f97\u3059\u308b\r\n        var btn = document.getElementById('btn');\r\n\r\n        \/\/\u53d6\u5f97\u3057\u305f\u30dc\u30bf\u30f3\u304c\u30af\u30ea\u30c3\u30af\u3057\u305f\u3068\u304d\u306e\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u8a2d\u5b9a\u3059\u308b\r\n        btn.addEventListener('click', function () {\r\n\t        \/\/li\u8981\u7d20\u3092\u65b0\u898f\u306b\u751f\u6210\r\n\t        var li_element = document.createElement('li');\r\n\t        \r\n\t        \/\/\u751f\u6210\u3057\u305fli\u8981\u7d20\u306e\u4e2d\u306eHTML\u3092\u66f8\u304d\u63db\u3048\r\n\t        li_element.innerHTML = 'DOM4';\r\n\t        \r\n\t        \/\/\u751f\u6210\u3057\u305fli\u8981\u7d20\u3092\u8ffd\u52a0\u3059\u308b\u5bfe\u8c61\uff08ul\u8981\u7d20\uff09\u3092\u53d6\u5f97\r\n\t        var ul = document.querySelector('#naiyo > ul');\r\n\r\n\t        \/\/\u751f\u6210\u3057\u305fli\u8981\u7d20\u3092ul\u8981\u7d20\u306e\u6700\u5f8c\u306e\u8981\u7d20\u3068\u3057\u3066\u8ffd\u52a0\r\n\t        ul.appendChild(li_element);\r\n        }, false);\r\n    }\r\n<\/script>\r\n<\/head>\r\n<body>\r\n    <div id=\"container\">\r\n        <h1 class=\"title\">DOM API\u30c6\u30b9\u30c8<\/h1>\r\n        <div id=\"naiyo\">\r\n\t\t\t<ul>\r\n\t            <li>DOM1<\/li>\r\n\t            <li>DOM2<\/li>\r\n\t            <li>DOM3<\/li>\r\n            <\/ul>\r\n        <\/div>\r\n        <p><input type=\"button\" id=\"btn\" value=\"DOM API\u5b9f\u884c\" \/><\/p>\r\n    <\/div>\r\n<\/body>\r\n<\/html><\/pre>\n
    \u5b9f\u884c\u7d50\u679c<\/h4>\n
    \u521d\u671f\u8868\u793a\u6642<\/h5>\n
    \"\"<\/p>\n
    \u62bc\u3057\u305f\u5f8c<\/h5>\n
    \"\"<\/p>\n","protected":false},"excerpt":{"rendered":"DOM\u3068\u306f\uff1f DOM(Document Object Model)\u3067\u3001W3C\u304c\u5b9a\u3081\u3066\u3044\u308bHTML\u3084\u3001XML\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306eAPI\u306e\u3053\u3068\u3067\u3059\u3002 JavaScript\u3060\u3051\u3067\u306a\u304f\u3001Java\u3084\u3001Python\u3092\u521d\u3081 […]","protected":false},"author":1,"featured_media":2017,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[16],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/1809"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1809"}],"version-history":[{"count":24,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/1809\/revisions"}],"predecessor-version":[{"id":20312,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/1809\/revisions\/20312"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/media\/2017"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1809"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1809"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1809"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}