{"id":44674,"date":"2023-04-24T15:44:52","date_gmt":"2023-04-24T06:44:52","guid":{"rendered":"https:\/\/kinqsta.com\/jp\/?p=44674&#038;post_type=knowledgebase&#038;preview_id=44674"},"modified":"2025-10-02T04:46:54","modified_gmt":"2025-10-01T19:46:54","slug":"uncaught-typeerror-is-not-a-function","status":"publish","type":"post","link":"https:\/\/kinqsta.com\/jp\/blog\/uncaught-typeerror-is-not-a-function\/","title":{"rendered":"\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5"},"content":{"rendered":"<p>WordPress\u3067\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-jquery\/\">jQuery<\/a>\u3092\u542b\u3081<a href=\"https:\/\/kinqsta.com\/jp\/blog\/what-is-javascript\/\">JavaScript<\/a>\u304c\u5b8c\u5168\u306b\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001WordPress\u5074\u306e\u8a2d\u5b9a\u306e\u554f\u984c\u3067\u3001\u95a2\u6570\u306e\u5b9f\u884c\u6642\u306b\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u3082\u3002\u4e2d\u3067\u3082\u7279\u306b\u3088\u304f\u898b\u3089\u308c\u308b\u306e\u304c\u3001\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u306f\u3001\u539f\u56e0\u3055\u3048\u7279\u5b9a\u3067\u304d\u308c\u3070\u6bd4\u8f03\u7684\u5bb9\u6613\u306b\u89e3\u6c7a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30a8\u30e9\u30fc\u306e\u809d\u3068\u306a\u308b\u306e\u306f\u300c$\u300d\u306e\u8a18\u53f7\u3002jQuery\u3068WordPress\u306b\u306f\u3001\u3053\u306e\u30a8\u30e9\u30fc\u3092\u56de\u907f\u3057\u3066\u95a2\u6570\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u7b56\u304c\u3044\u304f\u3064\u304b\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u4eca\u56de\u306f\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306e\u6982\u8981\u3068\u539f\u56e0\u306b\u3064\u3044\u3066\u6398\u308a\u4e0b\u3052\u307e\u3059\u3002\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u65b9\u6cd5\u3082\u3054\u7d39\u4ecb\u3057\u3066\u3044\u304d\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u6700\u5f8c\u307e\u3067\u3054\u89a7\u304f\u3060\u3055\u3044\u3002\u305d\u308c\u3067\u306f\u3001\u65e9\u901f\u672c\u984c\u306b\u5165\u308a\u307e\u3057\u3087\u3046\u3002<br \/>\n<div><\/div><kinsta-auto-toc heading=\"Table of Contents\" exclude=\"last\" list-style=\"arrow\" selector=\"h2\" count-number=\"-1\"><\/kinsta-auto-toc><\/p>\n<h2>\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u3068\u306f<\/h2>\n<p>\u300cUncaught TypeError: $ is not a function\u300d\u306f\u3001jQuery\u304c\u9069\u5207\u306b\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u307e\u305f\u306f\u300c$\uff08\u30c9\u30eb\u8a18\u53f7\uff09\u300d\u3092\u4f7f\u7528\u3059\u308b\u4ed6\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3068\u7af6\u5408\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u767a\u751f\u3059\u308b\u3001\u4e00\u822c\u7684\u306a<a href=\"https:\/\/kinqsta.com\/jp\/blog\/errors-in-javascript\/\">JavaScript\u30a8\u30e9\u30fc<\/a>\u3067\u3059\u3002<\/p>\n<p>WordPress\u306e\u5834\u5408\u3001\u3053\u306e\u30a8\u30e9\u30fc\u306f<a href=\"https:\/\/kinqsta.com\/jp\/blog\/defer-parsing-of-javascript\/\">\u8aad\u307f\u8fbc\u307f\u306e\u554f\u984c<\/a>\u3067\u306f\u306a\u304f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/content-management-system\/\">\u30b3\u30f3\u30c6\u30f3\u30c4\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\uff08CMS\uff09<\/a>\u306ejQuery\u306e\u6271\u3044\u65b9\u306b\u95a2\u4fc2\u3059\u308b\u306e\u304c\u901a\u4f8b\u3067\u3059\u3002<\/p>\n<p>jQuery\u306f\u4eba\u6c17\u306e\u9ad8\u3044<a href=\"https:\/\/kinqsta.com\/jp\/blog\/javascript-libraries\/\">JavaScript\u30e9\u30a4\u30d6\u30e9\u30ea<\/a>\u3067\u3001WordPress\u306e\u30c6\u30fc\u30de\u3084\u30d7\u30e9\u30b0\u30a4\u30f3\u3067\u3001\u3055\u307e\u3056\u307e\u306a\u52d5\u7684\u8981\u7d20\u3084\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3001AJAX\u64cd\u4f5c\u306e\u51e6\u7406\u306b\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1296px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2023\/04\/jquery.png\" alt=\"jQuery\" width=\"1296\" height=\"624\"><figcaption class=\"wp-caption-text\">jQuery<\/figcaption><\/figure>\n<p>jQuery\u306b\u304a\u3044\u3066\u3001\u300c$\u300d\u306f\u300cjQuery\u300d\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\uff08\u5225\u540d\uff09\u3067\u3042\u308a\u3001\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u64cd\u4f5c\u3059\u308b\u969b\u306b\u3084\u308a\u53d6\u308a\u3059\u308b\u4e3b\u8981\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u30b3\u30fc\u30c9\u304c\u77ed\u7e2e\u3055\u308c\u3066\u53ef\u8aad\u6027\u304c\u4e0a\u304c\u308a\u3001\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u306f\u3001\u660e\u767d\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3068\u3057\u3066\u8868\u793a\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u884c\u3044\u3065\u3089\u3044\u3053\u3068\u3082\u3002\u307e\u305f\u3001\u4ed6\u306eWordPress\u30a8\u30e9\u30fc\u3068\u306f\u7570\u306a\u308a\u3001\u30b5\u30a4\u30c8\u4e0a\u306e\u8aa4\u3063\u305f\u8a2d\u5b9a\u8981\u7d20\u3084\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/error-404-not-found\/\">404\u30a8\u30e9\u30fc<\/a>\u30da\u30fc\u30b8\u304c\u5f15\u304d\u91d1\u3068\u306a\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<figure style=\"width: 1290px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kinqsta.com\/wp-content\/uploads\/2023\/04\/kinsta-page-not-found.png\" alt=\"\u300c404 Not Found\u300d\u30a8\u30e9\u30fc\" width=\"1290\" height=\"640\"><figcaption class=\"wp-caption-text\">\u300c404 Not Found\u300d\u30a8\u30e9\u30fc<\/figcaption><\/figure>\n<p>\u3053\u306e\u554f\u984c\u3092\u8a3a\u65ad\u3059\u308b\u7684\u78ba\u306a\u65b9\u6cd5\u306f\u3001\u958b\u767a\u8005\u30b3\u30f3\u30bd\u30fc\u30eb\u307e\u305f\u306f<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/wordpress-troubleshooting\/wordpress-debugging\/#enable-wp_debug\">WordPress\u3067\u30c7\u30d0\u30c3\u30b0\u30ed\u30b0<\/a>\u3092\u958b\u3044\u3066\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<h2>\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306e\u539f\u56e0<\/h2>\n<p>\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306fjQuery\u306b\u95a2\u4fc2\u3057\u3001\u30b5\u30a4\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u4e2d\u306b\u300c$\u300d\u8a18\u53f7\u3092\u542b\u3080\u95a2\u6570\u304c\u5b9f\u884c\u3055\u308c\u305f\u969b\u306b\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n<p>\u5177\u4f53\u7684\u306a\u539f\u56e0\u306f\u3001\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ol start=\"1\">\n<li><strong>jQuery<\/strong><strong>\u304c\u6b63\u3057\u304f\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044<\/strong>\uff1ajQuery\u304c\u9069\u5207\u306b\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u306a\u3044\u3001\u307e\u305f\u306f\u30a8\u30f3\u30ad\u30e5\u30fc\u3055\u308c\u3066\u3044\u306a\u3044\u3068\u3001\u300c$\u300d\u8a18\u53f7\u304c\u6709\u52b9\u306a\u95a2\u6570\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u306a\u3044\u305f\u3081\u3001\u30a8\u30e9\u30fc\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002\u305f\u3060\u3057\u3001WordPress\u3067\u306fjQuery\u304c\u6a19\u6e96\u3067\u5c0e\u5165\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u306b\u8a72\u5f53\u3059\u308b\u3053\u3068\u306f\u307e\u305a\u306a\u3044\u3067\u3057\u3087\u3046\u3002<\/li>\n<li><strong>jQuery\u304cnoConflict\u30e2\u30fc\u30c9\u3067\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b<\/strong>\uff1aWordPress\u3067\u306f\u300c<a href=\"https:\/\/api.jquery.com\/jquery.noConflict\/\" target=\"_blank\" rel=\"noopener noreferrer\">noConflict<\/a>\u300d\u30e2\u30fc\u30c9\u3067\u5b9f\u884c\u3055\u308c\u308b\u306e\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u3042\u308a\u3001\u300c$\u300d\u8a18\u53f7\u304c\u95a2\u6570\u3068\u3057\u3066\u8a8d\u8b58\u3055\u308c\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u56de\u907f\u7b56\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u30d7\u30e9\u30b0\u30a4\u30f3\u3084\u30c6\u30fc\u30de\u304c\u5e72\u6e09\u3057\u3066\u3044\u308b<\/strong>\uff1aJavascript\u306e\u30b3\u30fc\u30c9\u306e\u8aa4\u308a\u304c\u539f\u56e0\u3067jQuery\u306e\u6b63\u5e38\u306a\u6a5f\u80fd\u304c\u59a8\u3052\u3089\u308c\u3066\u3044\u305f\u308a\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wordpress-css\/\">\u30b9\u30af\u30ea\u30d7\u30c8<\/a>\u306b\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u65b9\u6cd5\u3067\u300c$\u300d\u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n<p>\u8981\u7d04\u3059\u308b\u3068\u3001WordPress\u3067\u306f\u300c$\u300d\u8a18\u53f7\u304c\u8a8d\u8b58\u3055\u308c\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001CMS\u5185\u3067jQuery\u306e\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3067\u304d\u306a\u3044\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3054\u5b89\u5fc3\u3092\u3002jQuery\u306fWordPress\u306e\u4e00\u90e8\u3067\u3042\u308b\u305f\u3081\u3001\u300c$\u300d\u8a18\u53f7\u306e\u30a8\u30e9\u30fc\u3092\u56de\u907f\u3059\u308b\u5bfe\u7b56\u3055\u3048\u8b1b\u3058\u308c\u3070\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<h2>\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\uff082\u901a\u308a\uff09<\/h2>\n<p>\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306b\u5165\u308b\u524d\u306b\u3001jQuery\u306f\u6a19\u6e96\u3067WordPress\u306b\u5c0e\u5165\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u5ff5\u982d\u306b\u7f6e\u3044\u3066\u304f\u3060\u3055\u3044\u3002\u30a6\u30a7\u30d6\u4e0a\u306b\u3042\u308b\u89e3\u8aac\u8a18\u4e8b\u306a\u3069\u30ea\u30bd\u30fc\u30b9\u306e\u4e00\u90e8\u3067\u306f\u3001<a href=\"https:\/\/kinqsta.com\/jp\/blog\/wp-enqueue-scripts\/\">jQuery\u3092\u30a8\u30f3\u30ad\u30e5\u30fc<\/a>\u3059\u308b\u3088\u3046\u306b\u4fc3\u3057\u3066\u3044\u308b\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u304c\u3001WordPress\u3067\u306f\u4e0d\u8981\u3067\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001WordPress\u3067\u306f\u3001jQuery\u304cnoConflict\u30e2\u30fc\u30c9\u3067\u8aad\u307f\u8fbc\u307e\u308c\u3001\u300c$\u300d\u3092\u4f7f\u7528\u3059\u308b\u4ed6\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u885d\u7a81\u3057\u306a\u3044\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u3001\u3053\u306enoConflict\u30e2\u30fc\u30c9\u3092\u7121\u52b9\u5316\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u30a8\u30e9\u30fc\u3092\u89e3\u6c7a\u3059\u308b\u65b9\u6cd5\u3092\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n<h3>1. \u300c$\u300d\u3092\u300cjQuery\u300d\u3067\u7f6e\u304d\u63db\u3048\u308b<\/h3>\n<p>\u95a2\u6570\u3067\u300c$\u300d\u8a18\u53f7\u3092\u4f7f\u7528\u3059\u308b\u969b\u306b\u3053\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u300cjQuery\u300d\u306b\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u3001\u300c$\u300d\u3092\u4f7f\u7528\u3057\u305fjQuery\u306e\u57fa\u672c\u95a2\u6570\u306e\u4f8b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre><code>$(<span id=\"urn:enhancement-32b4ef56-362e-42dc-b108-9adaf79c47c0\" class=\"textannotation\">function<\/span>() {\n  \/\/ Your code here <span id=\"urn:enhancement-9aa33124-9aea-4ebe-a838-bceabd69b5df\" class=\"textannotation\">will<\/span> run once the <span id=\"urn:enhancement-d88db681-8f7e-409f-a8b4-76b56f6549a8\" class=\"textannotation\">DOM<\/span> is ready\n});<\/code><\/pre>\n<p>\u3053\u306e\u5834\u5408\u306f\u3001\u300c$\u300d\u3092\u300cjQuery\u300d\u306b\u7f6e\u304d\u63db\u3048\u308b\u306e\u304c1\u756a\u624b\u3063\u53d6\u308a\u65e9\u3044\u65b9\u6cd5\u3067\u3059\u3002\u30b3\u30fc\u30c9\u4f8b\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n<pre><code>jQuery(<span id=\"urn:enhancement-9695fa95-5d69-4f22-b309-55bf8bfb5acc\" class=\"textannotation\">function<\/span>() {\n  \/\/ This code <span id=\"urn:enhancement-42d9e3dd-9125-4cc4-9d29-f24465e10741\" class=\"textannotation\">will<\/span> not trigger the <span id=\"urn:enhancement-689d04ae-0a14-4f8f-8799-1d348575b14e\" class=\"textannotation\">error<\/span>\n});<\/code><\/pre>\n<p>\u307e\u305f\u3001\u300cjQuery\u300d\u3092\u542b\u3080\u5373\u5ea7\u306b\u547c\u3073\u51fa\u3055\u308c\u308b\u95a2\u6570\u5f0f\u3067\u30b3\u30fc\u30c9\u3092\u30e9\u30c3\u30d7\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u300cjQuery\u300d\u3092\u30e9\u30c3\u30d1\u30fc\u3068\u3057\u3066\u4f7f\u7528\u3059\u308c\u3070\u3001\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n<pre><code>jQuery(<span id=\"urn:enhancement-2bca78eb-65f8-495d-b910-253ae3879f07\" class=\"textannotation\">function<\/span> ($) {\n    \/\/ You can use $ inside the wrapper\n    console.log($('.primary-menu'));\n});<\/code><\/pre>\n<p>\u30b3\u30fc\u30c9\u306e\u5909\u66f4\u5f8c\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u958b\u767a\u8005\u30b3\u30f3\u30bd\u30fc\u30eb\u3001\u307e\u305f\u306fWordPress\u306e\u30c7\u30d0\u30c3\u30b0\u30ed\u30b0\u3092\u958b\u3044\u3066\u3001\u30a8\u30e9\u30fc\u304c\u89e3\u6d88\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002\u30a8\u30e9\u30fc\u304c\u7d9a\u304f\u5834\u5408\u306f\u3001\u300cjQuery\u300d\u3092\u5225\u306e\u8a18\u53f7\u306b\u7f6e\u304d\u63db\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<h3>2. \u5225\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>\u5148\u306b\u3082\u89e6\u308c\u305f\u901a\u308a\u3001\u300c$\u300d\u306f\u300cjQuery\u300d\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3067\u3059\u304c\u3001WordPress\u3067\u306fjQuery\u3092noConflict\u30e2\u30fc\u30c9\u3067\u8aad\u307f\u8fbc\u3080\u3053\u3068\u304b\u3089\u3001\u4ed6\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u306e\u5e72\u6e09\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u3001\u9055\u3046\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u4f7f\u7528\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u64cd\u4f5c\u306f\u30011\u884c\u306e\u30b3\u30fc\u30c9\u3067\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre><code>vvar $j = jQuery;<\/code><\/pre>\n<p>\u4e0a\u8a18\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u300c$j\u300d\u306b\u7f6e\u304d\u63db\u3048\u308b\u4f8b\u3067\u3059\u304c\u3001\u4efb\u610f\u306e\u3082\u306e\u3092\u6307\u5b9a\u53ef\u80fd\u3067\u3059\u3002\u5148\u306b\u6319\u3052\u305f\u300cjQuery\u300d\u306b\u7f6e\u304d\u63db\u3048\u308b\u65b9\u6cd5\u3088\u308a\u3082\u3001\u3053\u306e\u624b\u6cd5\u3092\u597d\u3080\u958b\u767a\u8005\u3082\u3044\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u3092\u8cbc\u308a\u4ed8\u3051\u308b\u5834\u6240\u304c\u308f\u304b\u3089\u306a\u3044\u5834\u5408\u306f\u3001\u300e<a href=\"https:\/\/kinqsta.com\/jp\/blog\/add-code-wordpress-header-footer\/\">WordPress\u306e\u30d8\u30c3\u30c0\u30fc\u307e\u305f\u306f\u30d5\u30c3\u30bf\u30fc\u306b\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5<\/a>\u300f\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002\u306a\u304a\u3001\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u65b0\u898f\u767b\u9332\u3057\u3066\u3082\u3001\u300cjQuery\u300d\u306b\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u306f\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n<h2>\u307e\u3068\u3081<\/h2>\n<p>jQuery\u306fWordPress\u30b5\u30a4\u30c8\u3067\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u300cUncaught TypeError: $ is not a function\u300d\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u3092\u56de\u907f\u3059\u308b\u306b\u306f\u3001WordPress\u306ejQuery\u5c0e\u5165\u65b9\u6cd5\u306b\u6ce8\u76ee\u3057\u307e\u3057\u3087\u3046\u3002WordPress\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u300cnoConflict\u300d\u30e2\u30fc\u30c9\u3067\u306f\u3001\u300c$\u300d\u8a18\u53f7\u304c\u8a8d\u8b58\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u308c\u306b\u3088\u3063\u3066\u3001\u300c$\u300d\u8a18\u53f7\u3067jQuery\u3092\u547c\u3073\u51fa\u3059\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3068\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u89e3\u6c7a\u65b9\u6cd5\u306f\u3001\u300c$\u300d\u3092\u300cjQuery\u300d\u306b\u7f6e\u304d\u63db\u3048\u308b\u304b\u3001\u30a8\u30a4\u30ea\u30a2\u30b9\u3092\u5225\u306e\u8a18\u53f7\u306b\u7f6e\u304d\u63db\u3048\u3066\u7af6\u5408\u3092\u907f\u3051\u308b\u3053\u3068\u3002<\/p>\n<p>Kinsta\u3092\u3054\u5229\u7528\u306e\u5834\u5408\u3001<a href=\"https:\/\/kinqsta.com\/jp\/docs\/wordpress-hosting\/wordpress-troubleshooting\/wordpress-debugging\/#enable-wp_debug\" target=\"_blank\" rel=\"noopener noreferrer\">MyKinsta<\/a>\u3067WordPress\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u3092\u5229\u7528\u3059\u308c\u3070\u3001\u7c21\u5358\u306b\u539f\u56e0\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u3059\u3079\u3066\u306e\u30d7\u30e9\u30f3\u3067\u8cea\u306e\u9ad8\u3044\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u3044\u3064\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3082\u5b89\u5fc3\u3067\u3059\u3002<a href=\"https:\/\/kinqsta.com\/jp\/pricing\/\">Kinsta\u306e\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d0\u30fc\u30d7\u30e9\u30f3\u306e\u8a73\u7d30\u306f\u3053\u3061\u3089\u3092\u3054\u89a7\u304f\u3060\u3055\u3044<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>WordPress\u3067\u306f\u3001jQuery\u3092\u542b\u3081JavaS &#8230;<\/p>\n","protected":false},"author":199,"featured_media":44675,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kinsta_gated_content":false,"_kinsta_gated_content_redirect":"","footnotes":""},"tags":[],"topic":[776],"class_list":["post-44674","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","topic-javascript-errors"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.6 (Yoast SEO v24.6) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\uff5cKinsta\u00ae<\/title>\n<meta name=\"description\" content=\"\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306f\u3001Javascript\u3067\u4e00\u822c\u7684\u306b\u898b\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u30a8\u30e9\u30fc\u306e\u6982\u8981\u3068\u89e3\u6c7a\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kinqsta.com\/jp\/blog\/uncaught-typeerror-is-not-a-function\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306f\u3001Javascript\u3067\u4e00\u822c\u7684\u306b\u898b\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u30a8\u30e9\u30fc\u306e\u6982\u8981\u3068\u89e3\u6c7a\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/kinqsta.com\/jp\/blog\/uncaught-typeerror-is-not-a-function\/\" \/>\n<meta property=\"og:site_name\" content=\"Kinsta\u00ae\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/Kinsta-Japan-334616080691171\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-24T06:44:52+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-10-01T19:46:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/04\/uncaught-typeerror-is-not-a-function.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"3042\" \/>\n\t<meta property=\"og:image:height\" content=\"1521\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Jeremy Holcombe\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:description\" content=\"\u300cUncaught TypeError: $ is not a function\u300d\u30a8\u30e9\u30fc\u306f\u3001Javascript\u3067\u4e00\u822c\u7684\u306b\u898b\u3089\u308c\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u3053\u306e\u30a8\u30e9\u30fc\u306e\u6982\u8981\u3068\u89e3\u6c7a\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/kinqsta.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/04\/uncaught-typeerror-is-not-a-function.jpg\" \/>\n<meta name=\"twitter:creator\" content=\"@Kinsta_JP\" \/>\n<meta name=\"twitter:site\" content=\"@Kinsta_JP\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"Jeremy Holcombe\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u63a8\u5b9a\u8aad\u307f\u53d6\u308a\u6642\u9593\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/uncaught-typeerror-is-not-a-function\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/kinqsta.com\/jp\/blog\/uncaught-typeerror-is-not-a-function\/\"},\"author\":{\"name\":\"Jeremy Holcombe\",\"@id\":\"https:\/\/kinqsta.com\/jp\/#\/schema\/person\/4eee42881d7b5a73ebb4f58dd5223b21\"},\"headline\":\"\u300cUncaught TypeError: $ is not a 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