{"id":26435,"date":"2024-11-24T13:10:55","date_gmt":"2024-11-24T05:10:55","guid":{"rendered":"https:\/\/fwq.ai\/blog\/26435\/"},"modified":"2024-11-24T13:10:55","modified_gmt":"2024-11-24T05:10:55","slug":"%e5%a6%82%e4%bd%95%e5%88%a4%e6%96%ad%e4%b8%a4%e4%b8%aa%e5%b9%b3%e8%a1%8cdom%e5%85%83%e7%b4%a0%e6%98%af%e5%90%a6%e8%a2%ab%e5%8f%a6%e4%b8%80%e4%b8%aa%e5%85%83%e7%b4%a0%e5%ae%8c%e5%85%a8%e5%8c%85-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/26435\/","title":{"rendered":"\u5982\u4f55\u5224\u65ad\u4e24\u4e2a\u5e73\u884cDOM\u5143\u7d20\u662f\u5426\u88ab\u53e6\u4e00\u4e2a\u5143\u7d20\u5b8c\u5168\u5305\u542b\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u5224\u65ad\u4e24\u4e2a\u5e73\u884cDOM\u5143\u7d20\u662f\u5426\u88ab\u53e6\u4e00\u4e2a\u5143\u7d20\u5b8c\u5168\u5305\u542b\uff1f\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5224\u65ad\u4e24\u4e2a\u5e73\u884c\u7684dom\u662f\u5426\u5305\u542b<\/strong><\/p>\n

\u5728\u63d0\u4f9b\u7684HTML\u7ed3\u6784\u4e2d\uff0c\u9ec4\u8272\u6807\u8bb0\u201cmark\u201d\u8986\u76d6\u4e86\u201citem1\u201d\u548c\u201citem2\u201d\uff0c\u4f46\u5e76\u4e0d\u8986\u76d6\u201citem3\u201d\u3002\u901a\u8fc7\u68c0\u67e5\u8fd9\u4e9b\u5143\u7d20\u7684\u8fb9\u754c\u6846\uff0c\u6211\u4eec\u53ef\u4ee5\u786e\u5b9a\u5b83\u4eec\u662f\u5426\u5305\u542b\u5728\u201cmark\u201d\u4ee5\u5185\u3002<\/p>\n

\u4e00\u4e2aJavaScript\u51fd\u6570\u53ef\u4ee5\u7528\u4e8e\u6267\u884c\u6b64\u68c0\u67e5\uff1a<\/p>\n

function isContained(element, container) {\n  const containerRect = container.getBoundingClientRect();\n  const elementRect = element.getBoundingClientRect();\n\n  return (\n    elementRect.top >= containerRect.top &&\n    elementRect.left >= containerRect.left &&\n    elementRect.bottom <= containerRect.bottom &&\n    elementRect.right <= containerRect.right\n  );\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4f7f\u7528\u6b64\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u68c0\u67e5\u201citem1\u201d\u3001\u201citem2\u201d\u548c\u201citem3\u201d\u662f\u5426\u5305\u542b\u5728\u201cmark\u201d\u4ee5\u5185\uff1a<\/p>\n
const mark = document.querySelector(\".mark\");\nconst item1 = document.querySelector(\".item1\");\nconst item2 = document.querySelector(\".item2\");\nconst item3 = document.querySelector(\".item3\");\n\nconsole.log(\"Item 1 is contained:\", isContained(item1, mark));\nconsole.log(\"Item 2 is contained:\", isContained(item2, mark));\nconsole.log(\"Item 3 is contained:\", isContained(item3, mark));<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u8f93\u51fa\uff1a<\/p>\n
Item 1 is contained: true\nItem 2 is contained: true\nItem 3 is contained: false<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u8be5\u7ed3\u679c\u6b63\u786e\u5730\u53cd\u6620\u4e86\u201cmark\u201d\u5305\u542b\u201citem1\u201d\u548c\u201citem2\u201d\u4f46\u4e0d\u5305\u542b\u201citem3\u201d\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5224\u65ad\u4e24\u4e2a\u5e73\u884cDOM\u5143\u7d20\u662f\u5426\u88ab\u53e6\u4e00\u4e2a\u5143\u7d20\u5b8c\u5168\u5305\u542b\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":"
\u5982\u4f55\u5224\u65ad\u4e24\u4e2a\u5e73\u884c\u7684dom\u662f\u5426\u5305\u542b \u5728\u63d0\u4f9b\u7684HTML\u7ed3\u6784\u4e2d\uff0c\u9ec4\u8272\u6807\u8bb0\u201cmark\u201d\u8986\u76d6\u4e86\u201citem1\u201d\u548c\u201citem2\u201d\uff0c\u4f46\u5e76\u4e0d\u8986\u76d6\u201citem3\u201d\u3002\u901a\u8fc7\u68c0\u67e5\u8fd9\u4e9b\u5143\u7d20\u7684\u8fb9\u754c\u6846\uff0c\u6211\u4eec\u53ef\u4ee5\u786e\u5b9a\u5b83\u4eec\u662f\u5426\u5305\u542b\u5728\u201cmark\u201d\u4ee5\u5185\u3002 \u4e00\u4e2aJavaScript\u51fd\u6570\u53ef\u4ee5\u7528\u4e8e\u6267\u884c\u6b64\u68c0\u67e5\uff1a function isContained(element, container) { const containerRect = container.getBoundingClientRect(); const elementRect = element.getBoundingClientRect(); return ( elementRect.top >= containerRect.top && elementRect.left >= containerRect.left && elementRect.bottom <= containerRect.bottom && elementRect.right <= containerRect.right ); } \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528\u6b64\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u68c0\u67e5\u201citem1\u201d\u3001\u201citem2\u201d\u548c\u201citem3\u201d\u662f\u5426\u5305\u542b\u5728\u201cmark\u201d\u4ee5\u5185\uff1a const mark = document.querySelector(“.mark”); const item1 = document.querySelector(“.item1”); const item2 = document.querySelector(“.item2”); const item3 = document.querySelector(“.item3”); console.log(“Item 1 is […]<\/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-26435","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/26435","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=26435"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/26435\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=26435"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=26435"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=26435"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}