{"id":4072,"date":"2012-10-30T01:13:11","date_gmt":"2012-10-29T16:13:11","guid":{"rendered":"http:\/\/www.webcyou.com\/?p=4072"},"modified":"2012-10-30T01:13:11","modified_gmt":"2012-10-29T16:13:11","slug":"javascript-html5%e3%81%a7%e8%bf%bd%e5%8a%a0%e3%81%95%e3%82%8c%e3%81%9f-classlist-api","status":"publish","type":"post","link":"https:\/\/www.webcyou.com\/?p=4072","title":{"rendered":"JavaScript HTML5\u3067\u8ffd\u52a0\u3055\u308c\u305f classList API"},"content":{"rendered":"<p>\u3069\u3082\u3002<\/p>\n<p>\u6700\u8fd1\u3001\u5916\u306f\u3081\u3063\u304d\u308a\u808c\u5bd2\u304f\u306a\u308a\u3001\u3082\u3046\u51ac\u306e\u6c17\u914d\u3055\u3048\u3082\u611f\u3058\u59cb\u3081\u308b\u4eca\u65e5\u3053\u306e\u9803\u306b\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u306d\u3002<\/p>\n<p>\u7686\u3055\u3093\u306f\u3069\u306e\u69d8\u306bclass\u3092\u53d6\u5f97\u3057\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n<p>\u3048\uff1f\u53d6\u5f97\u3057\u306a\u3044\uff1f<\/p>\n<p>\u305d\u3093\u306a\u53d6\u5f97\u3057\u306a\u3044\u65b9\u3005\u306b\u3082\u7c21\u5358\u306b\u53d6\u5f97\u51fa\u6765\u308b\u4e16\u306e\u4e2d\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u4eca\u56de\u306fclassList\u306b\u3064\u3044\u3066\u3067\u3059\u3002<\/p>\n<p>jQuery\u306eaddClass\u3084removeClass\u307f\u305f\u3044\u306a\u3053\u3068\u304c\u751f\u306ejavascript\u3067\u3082\u884c\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u306e\u3067\u3059\u3002<\/p>\n<p>\uff08\u53e4\u3044\u30d6\u30e9\u30a6\u30b6\u306a\u3069\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u306e\u3067\u3054\u6ce8\u610f\u3092\uff09<\/p>\n<p>\u57fa\u672c\u7684\u306a\u4f7f\u7528\u65b9\u6cd5<\/p>\n<p>element.<em>classList<\/em><\/p>\n<p>\u306b\u95a2\u6570\u3092\u4ed8\u4e0e\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u30af\u30e9\u30b9\u3092\u6271\u3046\u3053\u3068\u304c\u53ef\u80fd\u3068\u306a\u3063\u3066\u304a\u308a\u307e\u3059\u3002<\/p>\n<h4>add();\u3000remove();<\/h4>\n<p>classList\u3092\u901a\u3057\u3066\u8981\u7d20\u304c\u5c5e\u3059\u308b\u30af\u30e9\u30b9\u3092\u5909\u66f4\u3002<\/p>\n<p>\u3053\u308c\u3089\u306f\u3001classList\u306b\u30c8\u30fc\u30af\u30f3\uff08\u6587\u5b57\u5217\uff09\u3092\u8ffd\u52a0\u3001\u307e\u305f\u306f\u524a\u9664\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<p><strong>\u4f8b\uff1a<\/strong><\/p>\n<p><strong>class\u3092\u8ffd\u52a0<\/strong><\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">element.classList.add('foo');<\/pre>\n<p><strong>class\u3092\u524a\u9664<\/strong><\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">element.classList.remove('foo');<\/pre>\n<p>\u5bfe\u8c61\u306e\u8981\u7d20\u306b\u8ffd\u52a0\u3092\u884c\u3044\u305f\u3044class\u304c\u3059\u3067\u306b\u3042\u308b\u5834\u5408\u306f\u8ffd\u52a0\u3092\u884c\u308f\u305a\u3001<\/p>\n<p>\u524a\u9664\u3092\u3059\u308b\u5834\u5408\u3082\u3059\u3067\u306b\u306a\u3044\u5834\u5408\u3067\u3082\u554f\u984c\u306a\u304f\u51e6\u7406\u3092\u884c\u3063\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n<h4>toggle();<\/h4>\n<p>\u8d85\u4fbf\u5229\u306a\u306e\u304c\u3001<dfn>toggle<\/dfn>\u3067\u3059\u3002<\/p>\n<p>\u3053\u308c\u306f\u3001\u6307\u5b9a\u3057\u305f\u30af\u30e9\u30b9\u306e\u6709\u7121\u306e\u5207\u308a\u66ff\u3048\u3092\u884c\u3063\u3066\u304f\u308c\u308b\u95a2\u6570\u3067\u3059\u3002<\/p>\n<p>\u8a73\u3057\u304f\u8aac\u660e\u3059\u308b\u3068\u3001\u65e2\u306b\u305d\u306e\u30af\u30e9\u30b9\u304c\u3042\u308b\u5834\u5408\u306f\u524a\u9664\u3001\u30af\u30e9\u30b9\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<p><strong>\u4f8b\uff1a<\/strong><\/p>\n<p><strong>class\u3092\u8ffd\u52a0&amp;\u524a\u9664\uff08\u5207\u308a\u66ff\u3048\uff09<\/strong><\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">element.classList.toggle('foo');<\/pre>\n<h4>contains();<\/h4>\n<p>\u3055\u3089\u306b\u3001\u30af\u30e9\u30b9\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u5b9a\u3059\u308b\u306e\u304c\u3001contains\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>.mach(\/hoge\/);\u3068\u304b\u6b63\u898f\u8868\u73fe\u3092\u7528\u3044\u308b\u3053\u3068\u7121\u304f\u3001\u30af\u30e9\u30b9\u5224\u5b9a\u3092\u884c\u3046\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/p>\n<p><strong>\u4f8b\uff1a<\/strong><\/p>\n<p><strong>class\u3092\u5224\u5b9a<\/strong><\/p>\n<pre class=\"brush: plain; title: ; notranslate\" title=\"\">element.classList.contains('foo');<\/pre>\n<p>&nbsp;<\/p>\n<p>\u8a73\u3057\u3044\u3053\u3068\u306f\u4ee5\u4e0b\u306e\u30da\u30fc\u30b8\u306b\u8a18\u8ff0\u3055\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u5b9c\u3057\u3051\u308c\u3070\u3041\u3002<\/p>\n<p><a href=\"http:\/\/davidwalsh.name\/classlist\" target=\"_blank\">HTML5 classList API<\/a><\/p>\n<p>&nbsp;<\/p>\n<p><strong><br \/><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3069\u3082\u3002 \u6700\u8fd1\u3001\u5916\u306f\u3081\u3063\u304d\u308a\u808c\u5bd2\u304f\u306a\u308a\u3001\u3082\u3046\u51ac\u306e\u6c17\u914d\u3055\u3048\u3082\u611f\u3058\u59cb\u3081\u308b\u4eca\u65e5\u3053\u306e\u9803\u306b\u306a\u3063\u3066\u304d\u307e\u3057\u305f\u306d\u3002 \u7686\u3055\u3093\u306f\u3069\u306e\u69d8\u306bclass\u3092\u53d6\u5f97\u3057\u3066\u3044\u307e\u3059\u304b\uff1f \u3048\uff1f\u53d6\u5f97\u3057\u306a\u3044\uff1f \u305d\u3093\u306a\u53d6\u5f97\u3057\u306a\u3044\u65b9\u3005\u306b\u3082\u7c21\u5358\u306b\u53d6\u5f97\u51fa\u6765\u308b\u4e16\u306e\u4e2d\u306b\u306a\u308a\u307e\u3057 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[168,176,166,37,47,179,50,46,44,118],"class_list":["post-4072","post","type-post","status-publish","format-standard","hentry","category-javascript","tag-html","tag-html5","tag-iphone","tag-iphone-","tag-javascript-2","tag-jquery","tag-jquery-mobile","tag-js","tag-web","tag-118"],"_links":{"self":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/4072","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4072"}],"version-history":[{"count":2,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/4072\/revisions"}],"predecessor-version":[{"id":4074,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=\/wp\/v2\/posts\/4072\/revisions\/4074"}],"wp:attachment":[{"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4072"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4072"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.webcyou.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4072"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}