{"id":6550,"date":"2024-10-10T10:45:22","date_gmt":"2024-10-10T01:45:22","guid":{"rendered":"https:\/\/taitan916.info\/blog\/?p=6550"},"modified":"2024-07-16T03:04:06","modified_gmt":"2024-07-15T18:04:06","slug":"post-6550","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/6550","title":{"rendered":"JavaScript\u306b\u3066addEventListener\u3067\u5b9f\u884c\u3059\u308b\u95a2\u6570\u306b\u5bfe\u3057\u3066\u5f15\u6570\u3092\u6e21\u3059\u65b9\u6cd5"},"content":{"rendered":"

JavaScript\u306b\u3066addEventListener\u3067\u5b9f\u884c\u3059\u308b\u95a2\u6570\u306b\u5bfe\u3057\u3066\u5f15\u6570\u3092\u6e21\u3057\u305f\u3044\u3002addEventListener\u5185\u306bfunction\u3092\u66f8\u3044\u3066\u3057\u307e\u3048\u3070\u5bfe\u5fdc\u3067\u304d\u305d\u3046\u306a\u3093\u3060\u3051\u3069\u3001\u53ef\u8aad\u6027\u306e\u554f\u984c\u3067\u5225\u306e\u90e8\u5206\u306b\u95a2\u6570\u3092\u8a18\u8ff0\u3057\u3066\u304a\u304d\u305f\u304b\u3063\u305f\u3002\u4ee5\u4e0b\u306b\u5f15\u6570\u3092\u6e21\u3059\u65b9\u6cd5\u3092\u30e1\u30e2\u3002<\/p>\n

 <\/p>\n

\u5bfe\u5fdc\u65b9\u6cd5<\/h2>\n

\u30d1\u30bf\u30fc\u30f31<\/h3>\n
<button id=\"btn\">btn<\/button>\r\n\r\n<script>\r\nconst param = 12345;\r\nconst btn = document.querySelector(`#btn`);\r\nbtn.addEventListener(`click`, {param: param, handleEvent: testFunc});\r\n\r\ntestFunc(param);\r\n\r\nfunction testFunc( e ){\r\n    const param = ( this.param === undefined ) ? e : this.param;\r\n   \u00a0console.log(param); \/\/12345\r\n}\r\n<\/script><\/pre>\n
\u30d1\u30bf\u30fc\u30f32<\/h3>\n
<button id=\"btn\">btn<\/button>\r\n\r\n<script>\r\nconst param = 12345;\r\n\r\nconst btn = document.querySelector(`#btn`);\r\nbtn.addEventListener(`click`, testFunc);\r\nbtn.param = param;\r\n\r\ntestFunc(param);\r\n\r\nfunction testFunc( e ){\r\n    const param = ( e.target === undefined ) ? e : e.target.param;\r\n    console.log(param); \/\/12345\r\n}\r\n<\/script><\/pre>\n","protected":false},"excerpt":{"rendered":"
JavaScript\u306b\u3066addEventListener\u3067\u5b9f\u884c\u3059\u308b\u95a2\u6570\u306b\u5bfe\u3057\u3066\u5f15 ... <\/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-6550","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t