{"id":6176,"date":"2024-07-28T12:04:24","date_gmt":"2024-07-28T03:04:24","guid":{"rendered":"https:\/\/taitan916.info\/blog\/?p=6176"},"modified":"2024-05-17T18:22:45","modified_gmt":"2024-05-17T09:22:45","slug":"post-6176","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/6176","title":{"rendered":"JavaScript\u3067\u30d6\u30e9\u30a6\u30b6\u5e45\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u51e6\u7406\u3092\u884c\u3046\u65b9\u6cd5(matchMedia)"},"content":{"rendered":"<p>JavaScript\u3067\u30d6\u30e9\u30a6\u30b6\u5e45\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u51e6\u7406\u3092\u884c\u3046\u5834\u5408\u3001\u300cwindow.addEventListener('resize', \u5e45\u30c1\u30a7\u30c3\u30af\u7528\u95a2\u6570);\u300d\u306e\u3088\u3046\u306a\u5f62\u3067\u5b9f\u88c5\u3057\u3066\u3044\u305f\u3051\u3069\u3001\u3053\u308c\u3060\u3068\u30d6\u30e9\u30a6\u30b6\u5e45\u3092\u5909\u66f4\u3059\u308b\u5ea6\u306b\u5b9f\u884c\u3055\u308c\u308b\u306e\u3067\u8ca0\u8377\u304c\u304b\u304b\u308b\u3002matchMedia\u3092\u4f7f\u3046\u3053\u3068\u3067\u8ca0\u8377\u8efd\u6e1b\u3067\u304d\u308b\u307f\u305f\u3044\u306a\u306e\u3067\u5b9f\u88c5\u65b9\u6cd5\u3092\u30e1\u30e2\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h2>\n<p>\u4ee5\u4e0b\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u5834\u5408\u306f\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u304c\u5207\u308a\u66ff\u308f\u3063\u305f\u30bf\u30a4\u30df\u30f3\u30b0\u3067\u306e\u307fcheckWidth\u304c\u5b9f\u884c\u3055\u308c\u308b\u305f\u3081\u8ca0\u8377\u8efd\u6e1b\u306b\u306a\u308b\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"js\">\/\/\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u306e\u6307\u5b9a\r\nconst limit = window.matchMedia(`(max-width: 800px)`);\r\n\r\n\/\/\u30a4\u30d9\u30f3\u30c8\u306e\u6307\u5b9a\r\nlimit.addEventListener(`change`, checkWidth);\r\n\r\n\/\/\u30da\u30fc\u30b8\u8868\u793a\u6642\u306b\u5b9f\u884c\r\ncheckWidth(limit);\r\n\r\n\/\/\u30d6\u30e9\u30a6\u30b6\u5e45\u306e\u30c1\u30a7\u30c3\u30af\u7528\u95a2\u6570\r\nfunction checkWidth(e){\r\n    if( e.matches ){\r\n        console.log(`\u30b9\u30de\u30db\u5e45`);\r\n    }else{\r\n        console.log(`PC\u5e45`);\r\n    }\r\n}<\/pre>\n<p>&nbsp;<\/p>\n<h2>\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/h2>\n<h3>window.matchMedia<\/h3>\n<p><a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/API\/Window\/matchMedia\" target=\"_blank\" rel=\"noopener\">https:\/\/developer.mozilla.org\/ja\/docs\/Web\/API\/Window\/matchMedia<\/a><\/p>\n<h3>Element: matches() \u30e1\u30bd\u30c3\u30c9<\/h3>\n<p><a href=\"https:\/\/developer.mozilla.org\/ja\/docs\/Web\/API\/Element\/matches\" target=\"_blank\" rel=\"noopener\">https:\/\/developer.mozilla.org\/ja\/docs\/Web\/API\/Element\/matches<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>JavaScript\u3067\u30d6\u30e9\u30a6\u30b6\u5e45\u306b\u3088\u3063\u3066\u7570\u306a\u308b\u51e6\u7406\u3092\u884c\u3046\u5834\u5408\u3001\u300cwindow.a ... <\/p>\n","protected":false},"author":1,"featured_media":1067,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-6176","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/6176","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/comments?post=6176"}],"version-history":[{"count":2,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/6176\/revisions"}],"predecessor-version":[{"id":6178,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/6176\/revisions\/6178"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/1067"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=6176"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=6176"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=6176"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}