{"id":6671,"date":"2024-11-15T10:48:24","date_gmt":"2024-11-15T01:48:24","guid":{"rendered":"https:\/\/taitan916.info\/blog\/?p=6671"},"modified":"2024-08-23T15:55:08","modified_gmt":"2024-08-23T06:55:08","slug":"post-6671","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/6671","title":{"rendered":"jQuery\u3067\u5f8c\u304b\u3089\u8ffd\u52a0\u3057\u305f\u8981\u7d20\u306bhasClass \/ addClass \/ removeClass\u3092\u4f7f\u7528\u3057\u305f\u969b\u306e\u6319\u52d5"},"content":{"rendered":"

jQuery\u3067\u5f8c\u304b\u3089\u8ffd\u52a0\u3057\u305f\u8981\u7d20\u306bhasClass \/ addClass \/ removeClass\u3092\u4f7f\u7528\u3057\u305f\u3044\u3068\u3044\u3046\u30b1\u30fc\u30b9\u304c\u3042\u3063\u305f\u3002\u30a4\u30d9\u30f3\u30c8\u3092\u5272\u308a\u5f53\u3066\u305f\u3044\u5834\u5408\u300c$(document).on('click', '\u30bb\u30ec\u30af\u30bf' , function() {\u300d\u306e\u3088\u3046\u306a\u5f62\u3067\u8a18\u8ff0\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u304c\u3001\u3053\u306e\u8fba\u308a\u304c\u3069\u3046\u306a\u308b\u306e\u304b\u30e1\u30e2\u3002<\/p>\n

 <\/p>\n

\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9<\/h2>\n

hasClass<\/h3>\n

\u666e\u901a\u306b\u52d5\u4f5c\u3059\u308b\u3002\u63cf\u5199\u524d\u3060\u3068\u5f53\u7136false\u306b\u306a\u308b\u3002<\/p>\n

<div id=\"test_area\"><\/div>\r\n\r\n<script type=\"text\/javascript\" src=\"https:\/\/code.jquery.com\/jquery-3.7.1.min.js\"><\/script>\r\n<script>\r\n$(function(){\r\n    console.log($(`#test_btn`).hasClass(`btn`)); \/\/false(\u63cf\u5199\u524d\u306e\u305f\u3081)\r\n\r\n    $(`#test_area`).html(`<button id=\"test_btn\" class=\"btn\">button<\/button>`);\r\n\r\n    console.log($(`#test_btn`).hasClass(`btn`)); \/\/true\r\n});\r\n<\/script><\/pre>\n
addClass<\/h3>\n
\u3053\u308c\u3082\u666e\u901a\u306b\u52d5\u4f5c\u3059\u308b\u3002<\/p>\n
<div id=\"test_area\"><\/div>\r\n\r\n<script type=\"text\/javascript\" src=\"https:\/\/code.jquery.com\/jquery-3.7.1.min.js\"><\/script>\r\n<script>\r\n$(function(){\r\n    $(`#test_area`).html(`<button id=\"test_btn\" class=\"btn\">button<\/button>`);\r\n\r\n    $(`#test_btn`).addClass(`btn2`); \/\/<button id=\"test_btn\" class=\"btn btn2\">button<\/button>\u306b\u66f8\u304d\u63db\u308f\u308b\r\n});\r\n<\/script><\/pre>\n
removeClass<\/h3>\n
\u3053\u308c\u3082\u666e\u901a\u306b\u52d5\u4f5c\u3059\u308b\u3002<\/p>\n
<div id=\"test_area\"><\/div>\r\n\r\n<script type=\"text\/javascript\" src=\"https:\/\/code.jquery.com\/jquery-3.7.1.min.js\"><\/script>\r\n<script>\r\n$(function(){\r\n    $(`#test_area`).html(`<button id=\"test_btn\" class=\"btn\">button<\/button>`);\r\n\r\n    $(`#test_btn`).removeClass(`btn`); \/\/<button id=\"test_btn\" class=\"\">button<\/button>\u306b\u66f8\u304d\u63db\u308f\u308b\r\n});\r\n<\/script><\/pre>\n
 <\/p>\n
\u6240\u611f<\/h2>\n
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jQuery\u3067\u5f8c\u304b\u3089\u8ffd\u52a0\u3057\u305f\u8981\u7d20\u306bhasClass \/ addClass \/ r ... <\/p>\n","protected":false},"author":1,"featured_media":1071,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3,4],"tags":[],"class_list":["post-6671","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jquery","category-javascript"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/6671","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=6671"}],"version-history":[{"count":1,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/6671\/revisions"}],"predecessor-version":[{"id":6672,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/6671\/revisions\/6672"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/1071"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=6671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=6671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=6671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}