{"id":3156,"date":"2024-11-10T11:53:38","date_gmt":"2024-11-10T03:53:38","guid":{"rendered":"https:\/\/fwq.ai\/blog\/3156\/"},"modified":"2024-11-10T11:53:38","modified_gmt":"2024-11-10T03:53:38","slug":"js%e5%a6%82%e4%bd%95%e7%bb%91%e5%ae%9a%e4%ba%8b%e4%bb%b6%e7%bb%91%e5%ae%9a","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/3156\/","title":{"rendered":"js\u5982\u4f55\u7ed1\u5b9a\u4e8b\u4ef6\u7ed1\u5b9a"},"content":{"rendered":"

\n javascript \u4e8b\u4ef6\u7ed1\u5b9a\u5141\u8bb8\u5c06\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u4e0e\u7279\u5b9a\u5143\u7d20\u76f8\u5173\u8054\uff0c\u4ee5\u4fbf\u5728\u89e6\u53d1\u7279\u5b9a\u4e8b\u4ef6\u65f6\u6267\u884c\u3002\u4e8b\u4ef6\u7ed1\u5b9a\u8bed\u6cd5\u4e3a element.addeventlistener(“event_name”, function)\uff0c\u5176\u4e2d element \u662f\u8981\u7ed1\u5b9a\u7684\u5143\u7d20\uff0cevent_name \u662f\u4e8b\u4ef6\u7c7b\u578b\uff08\u5982 “click”\uff09\u3001function \u662f\u4e8b\u4ef6\u53d1\u751f\u540e\u7684\u5904\u7406\u7a0b\u5e8f\u3002\u5e38\u89c1\u7684\u4e8b\u4ef6\u7c7b\u578b\u5305\u62ec “click”\u3001”mouseover”\u3001”keypress”\u3001”submit” \u548c “change”\u3002\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u901a\u5e38\n<\/p><\/blockquote>\n

\"js\u5982\u4f55\u7ed1\u5b9a\u4e8b\u4ef6\u7ed1\u5b9a\u63d2\u56fe\"<\/p>\n

JavaScript \u4e8b\u4ef6\u7ed1\u5b9a<\/h2>\n

\u5728 JavaScript \u4e2d\uff0c\u4e8b\u4ef6\u7ed1\u5b9a\u662f\u4e00\u79cd\u673a\u5236\uff0c\u5141\u8bb8\u6211\u4eec\u5411\u7279\u5b9a\u5143\u7d20\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\uff0c\u4ee5\u4fbf\u5728\u53d1\u751f\u7279\u5b9a\u4e8b\u4ef6\u65f6\u6267\u884c\u76f8\u5e94\u7684\u4ee3\u7801\u3002<\/p>\n

\u5982\u4f55\u7ed1\u5b9a\u4e8b\u4ef6<\/h3>\n

\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u6765\u7ed1\u5b9a\u4e8b\u4ef6\uff1a<\/p>\n

element.addEventListener(\"event_name\", function)<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5176\u4e2d\uff1a<\/p>\n
    \n
  •  element<\/strong> \u662f\u8981\u7ed1\u5b9a\u4e8b\u4ef6\u7684\u5143\u7d20\u3002<\/li>\n
  •  event_name<\/strong> \u662f\u8981\u7ed1\u5b9a\u7684\u4e8b\u4ef6\u7c7b\u578b\uff0c\u4f8b\u5982 “click”\u3001”mouseover” \u6216 “keypress”\u3002<\/li>\n
  •  function<\/strong> \u662f\u5f53\u4e8b\u4ef6\u53d1\u751f\u65f6\u8981\u6267\u884c\u7684\u4ee3\u7801\u5757\u3002<\/li>\n<\/ul>\n
    \u7ed1\u5b9a\u4e8b\u4ef6\u7684\u7c7b\u578b<\/h3>\n
    \u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4e8b\u4ef6\u7c7b\u578b\uff1a<\/p>\n
      \n
    •  click<\/strong>\uff1a\u9f20\u6807\u5728\u5143\u7d20\u4e0a\u5355\u51fb\u65f6\u89e6\u53d1\u3002<\/li>\n
    •  mouseover<\/strong>\uff1a\u9f20\u6807\u5728\u5143\u7d20\u4e0a\u60ac\u505c\u65f6\u89e6\u53d1\u3002<\/li>\n
    •  keypress<\/strong>\uff1a\u5f53\u5728\u5143\u7d20\u4e2d\u6309\u4e0b\u4e00\u4e2a\u952e\u65f6\u89e6\u53d1\u3002<\/li>\n
    •  submit<\/strong>\uff1a\u5f53\u5143\u7d20 (\u4f8b\u5982\u8868\u5355) \u63d0\u4ea4\u65f6\u89e6\u53d1\u3002<\/li>\n
    •  change<\/strong>\uff1a\u5f53\u5143\u7d20\u7684\u503c\u53d1\u751f\u66f4\u6539\u65f6\u89e6\u53d1\u3002<\/li>\n<\/ul>\n
      \u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f<\/h3>\n
      \u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u662f\u5f53\u4e8b\u4ef6\u53d1\u751f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757\u3002\u5b83\u901a\u5e38\u662f\u4e00\u4e2a\u533f\u540d\u51fd\u6570\uff0c\u5c31\u50cf\u4ee5\u4e0b\u793a\u4f8b\u4e2d\u6240\u793a\uff1a<\/p>\n
      document.getElementById(\"myButton\").addEventListener(\"click\", function() {\n  alert(\"\u6309\u94ae\u88ab\u70b9\u51fb\u4e86\uff01\");\n});<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u5f53 “myButton” \u5143\u7d20\u88ab\u5355\u51fb\u65f6\uff0c”alert” \u51fd\u6570\u5c06\u88ab\u8c03\u7528\u3002<\/p>\n
      \u79fb\u51fa\u4e8b\u4ef6\u7ed1\u5b9a<\/h3>\n
      \u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u79fb\u9664\u4e8b\u4ef6\u7ed1\u5b9a\uff1a<\/p>\n
      element.removeEventListener(\"event_name\", function)<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u4ee5\u4e0a\u5c31\u662fjs\u5982\u4f55\u7ed1\u5b9a\u4e8b\u4ef6\u7ed1\u5b9a\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
      javascript \u4e8b\u4ef6\u7ed1\u5b9a\u5141\u8bb8\u5c06\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u4e0e\u7279\u5b9a\u5143\u7d20\u76f8\u5173\u8054\uff0c\u4ee5\u4fbf\u5728\u89e6\u53d1\u7279\u5b9a\u4e8b\u4ef6\u65f6\u6267\u884c\u3002\u4e8b\u4ef6\u7ed1\u5b9a\u8bed\u6cd5\u4e3a element.addeventlistener(“event_name”, function)\uff0c\u5176\u4e2d element \u662f\u8981\u7ed1\u5b9a\u7684\u5143\u7d20\uff0cevent_name \u662f\u4e8b\u4ef6\u7c7b\u578b\uff08\u5982 “click”\uff09\u3001function \u662f\u4e8b\u4ef6\u53d1\u751f\u540e\u7684\u5904\u7406\u7a0b\u5e8f\u3002\u5e38\u89c1\u7684\u4e8b\u4ef6\u7c7b\u578b\u5305\u62ec “click”\u3001”mouseover”\u3001”keypress”\u3001”submit” \u548c “change”\u3002\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u901a\u5e38 JavaScript \u4e8b\u4ef6\u7ed1\u5b9a \u5728 JavaScript \u4e2d\uff0c\u4e8b\u4ef6\u7ed1\u5b9a\u662f\u4e00\u79cd\u673a\u5236\uff0c\u5141\u8bb8\u6211\u4eec\u5411\u7279\u5b9a\u5143\u7d20\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\uff0c\u4ee5\u4fbf\u5728\u53d1\u751f\u7279\u5b9a\u4e8b\u4ef6\u65f6\u6267\u884c\u76f8\u5e94\u7684\u4ee3\u7801\u3002 \u5982\u4f55\u7ed1\u5b9a\u4e8b\u4ef6 \u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u6765\u7ed1\u5b9a\u4e8b\u4ef6\uff1a element.addEventListener(“event_name”, function) \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff1a element \u662f\u8981\u7ed1\u5b9a\u4e8b\u4ef6\u7684\u5143\u7d20\u3002 event_name \u662f\u8981\u7ed1\u5b9a\u7684\u4e8b\u4ef6\u7c7b\u578b\uff0c\u4f8b\u5982 “click”\u3001”mouseover” \u6216 “keypress”\u3002 function \u662f\u5f53\u4e8b\u4ef6\u53d1\u751f\u65f6\u8981\u6267\u884c\u7684\u4ee3\u7801\u5757\u3002 \u7ed1\u5b9a\u4e8b\u4ef6\u7684\u7c7b\u578b \u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u4e8b\u4ef6\u7c7b\u578b\uff1a click\uff1a\u9f20\u6807\u5728\u5143\u7d20\u4e0a\u5355\u51fb\u65f6\u89e6\u53d1\u3002 mouseover\uff1a\u9f20\u6807\u5728\u5143\u7d20\u4e0a\u60ac\u505c\u65f6\u89e6\u53d1\u3002 keypress\uff1a\u5f53\u5728\u5143\u7d20\u4e2d\u6309\u4e0b\u4e00\u4e2a\u952e\u65f6\u89e6\u53d1\u3002 submit\uff1a\u5f53\u5143\u7d20 (\u4f8b\u5982\u8868\u5355) \u63d0\u4ea4\u65f6\u89e6\u53d1\u3002 change\uff1a\u5f53\u5143\u7d20\u7684\u503c\u53d1\u751f\u66f4\u6539\u65f6\u89e6\u53d1\u3002 \u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f \u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u662f\u5f53\u4e8b\u4ef6\u53d1\u751f\u65f6\u6267\u884c\u7684\u4ee3\u7801\u5757\u3002\u5b83\u901a\u5e38\u662f\u4e00\u4e2a\u533f\u540d\u51fd\u6570\uff0c\u5c31\u50cf\u4ee5\u4e0b\u793a\u4f8b\u4e2d\u6240\u793a\uff1a document.getElementById(“myButton”).addEventListener(“click”, function() { alert(“\u6309\u94ae\u88ab\u70b9\u51fb\u4e86\uff01”); }); \u767b\u5f55\u540e\u590d\u5236 \u5728\u6b64\u793a\u4f8b\u4e2d\uff0c\u5f53 “myButton” \u5143\u7d20\u88ab\u5355\u51fb\u65f6\uff0c”alert” \u51fd\u6570\u5c06\u88ab\u8c03\u7528\u3002 \u79fb\u51fa\u4e8b\u4ef6\u7ed1\u5b9a \u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u79fb\u9664\u4e8b\u4ef6\u7ed1\u5b9a\uff1a […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-3156","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3156","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=3156"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/3156\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=3156"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=3156"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=3156"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}