{"id":1996,"date":"2024-11-10T08:44:01","date_gmt":"2024-11-10T00:44:01","guid":{"rendered":"https:\/\/fwq.ai\/blog\/1996\/"},"modified":"2024-11-10T08:44:01","modified_gmt":"2024-11-10T00:44:01","slug":"%e7%82%b9%e5%87%bb%e8%8e%b7%e5%8f%96%e5%bd%93%e5%89%8d-td-%e5%85%83%e7%b4%a0%e5%86%85%e5%ae%b9%ef%bc%8c%e4%b8%ba%e4%bb%80%e4%b9%88-event-srcelement-innertext-%e8%8e%b7%e5%8f%96%e4%b8%8d%e5%88%b0","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/1996\/","title":{"rendered":"\u70b9\u51fb\u83b7\u53d6\u5f53\u524d td \u5143\u7d20\u5185\u5bb9\uff0c\u4e3a\u4ec0\u4e48 event.srcElement.innerText \u83b7\u53d6\u4e0d\u5230\u503c\uff1f"},"content":{"rendered":"

\"\u70b9\u51fb\u83b7\u53d6\u5f53\u524d<\/p>\n

\u70b9\u51fb\u83b7\u53d6\u5f53\u524d td \u5143\u7d20\u5185\u5bb9<\/strong><\/p>\n

\u5728\u4f7f\u7528\u8868\u683c\u6765\u6784\u5efa\u8ba1\u7b97\u5668\u65f6\uff0c\u60f3\u8981\u901a\u8fc7\u70b9\u51fb\u8868\u683c\u4e2d\u7684\u5355\u5143\u683c\u6765\u83b7\u53d6\u5176\u5185\u90e8\u6587\u672c\u5185\u5bb9\uff0c\u4f46\u662f\u9047\u5230\u4e86\u95ee\u9898\u3002\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n

<table id=\"calcuater\" onclick=\"calculater()\">\n  <!-- ... -->\n  <td class=\"numberkey\">1<\/td>\n  <!-- ... -->\n<\/table>\n\n<script>\n  function calculater(event) {\n    const value =  event.srcelement.innertext; \/\/ \u83b7\u53d6\u4e0d\u5230 td \u5185\u5bb9\n    console.log(value);\n  }\n<\/script><\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u6839\u636e\u4f60\u7684\u63cf\u8ff0\uff0cevent.srcelement.innertext \u83b7\u53d6\u4e0d\u5230 td \u5143\u7d20\u7684\u5185\u5bb9\u3002\u8fd9\u662f\u56e0\u4e3a srcelement \u5c5e\u6027\u5df2\u88ab\u5f03\u7528\uff0c\u5e76\u4e14\u5728\u73b0\u4ee3\u6d4f\u89c8\u5668\u4e2d\u4e0d\u53ef\u7528\u3002\u6b63\u786e\u7684\u83b7\u53d6\u5143\u7d20\u5185\u5bb9\u7684\u65b9\u6cd5\u662f\uff1a<\/p>\n
const value = event.target.innertext;<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4fee\u6539\u540e\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
function calculater(event) {\n  const value = event.target.innerText;\n  console.log(value);\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u901a\u8fc7\u4f7f\u7528\u6b63\u786e\u7684\u5c5e\u6027\uff0c\u73b0\u5728\u53ef\u4ee5\u6210\u529f\u83b7\u53d6 td \u5143\u7d20\u7684\u5185\u5bb9\uff0c\u5e76\u4e14\u5728\u63a7\u5236\u53f0\u4e2d\u6253\u5370\u51fa\u6765\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u70b9\u51fb\u83b7\u53d6\u5f53\u524d td \u5143\u7d20\u5185\u5bb9\uff0c\u4e3a\u4ec0\u4e48 event.srcElement.innerText \u83b7\u53d6\u4e0d\u5230\u503c\uff1f\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":"
\u70b9\u51fb\u83b7\u53d6\u5f53\u524d td \u5143\u7d20\u5185\u5bb9 \u5728\u4f7f\u7528\u8868\u683c\u6765\u6784\u5efa\u8ba1\u7b97\u5668\u65f6\uff0c\u60f3\u8981\u901a\u8fc7\u70b9\u51fb\u8868\u683c\u4e2d\u7684\u5355\u5143\u683c\u6765\u83b7\u53d6\u5176\u5185\u90e8\u6587\u672c\u5185\u5bb9\uff0c\u4f46\u662f\u9047\u5230\u4e86\u95ee\u9898\u3002\u4ee3\u7801\u5982\u4e0b\uff1a <table id=”calcuater” onclick=”calculater()”> <!– … –> <td class=”numberkey”>1<\/td> <!– … –> <\/table> <script> function calculater(event) { const value = event.srcelement.innertext; \/\/ \u83b7\u53d6\u4e0d\u5230 td \u5185\u5bb9 console.log(value); } <\/script> \u767b\u5f55\u540e\u590d\u5236 \u6839\u636e\u4f60\u7684\u63cf\u8ff0\uff0cevent.srcelement.innertext \u83b7\u53d6\u4e0d\u5230 td \u5143\u7d20\u7684\u5185\u5bb9\u3002\u8fd9\u662f\u56e0\u4e3a srcelement \u5c5e\u6027\u5df2\u88ab\u5f03\u7528\uff0c\u5e76\u4e14\u5728\u73b0\u4ee3\u6d4f\u89c8\u5668\u4e2d\u4e0d\u53ef\u7528\u3002\u6b63\u786e\u7684\u83b7\u53d6\u5143\u7d20\u5185\u5bb9\u7684\u65b9\u6cd5\u662f\uff1a const value = event.target.innertext; \u767b\u5f55\u540e\u590d\u5236 \u4fee\u6539\u540e\u7684\u4ee3\u7801\u5982\u4e0b\uff1a function calculater(event) { const value = event.target.innerText; console.log(value); } \u767b\u5f55\u540e\u590d\u5236 \u901a\u8fc7\u4f7f\u7528\u6b63\u786e\u7684\u5c5e\u6027\uff0c\u73b0\u5728\u53ef\u4ee5\u6210\u529f\u83b7\u53d6 […]<\/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-1996","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1996","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=1996"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/1996\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=1996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=1996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=1996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}