{"id":2738,"date":"2024-11-10T10:40:20","date_gmt":"2024-11-10T02:40:20","guid":{"rendered":"https:\/\/fwq.ai\/blog\/2738\/"},"modified":"2024-11-10T10:40:20","modified_gmt":"2024-11-10T02:40:20","slug":"%e4%bd%bf%e7%94%a8html2canvas%e5%b0%86%e7%bd%91%e9%a1%b5%e5%af%bc%e5%87%ba%e4%b8%bapdf%e6%97%b6%ef%bc%8c%e4%b8%ba%e4%bd%95%e4%bc%9a%e5%87%ba%e7%8e%b0%e6%97%a0%e6%b3%95%e5%9c%a8%e5%85%8b","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/2738\/","title":{"rendered":"\u4f7f\u7528html2canvas\u5c06\u7f51\u9875\u5bfc\u51fa\u4e3aPDF\u65f6\uff0c\u4e3a\u4f55\u4f1a\u51fa\u73b0\u201c\u65e0\u6cd5\u5728\u514b\u9686\u7684iframe\u4e2d\u627e\u5230\u5143\u7d20\u201d\u7684\u9519\u8bef\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/001\/246\/273\/173086776425343.jpg\" class=\"aligncenter\" title=\"\u4f7f\u7528html2canvas\u5c06\u7f51\u9875\u5bfc\u51fa\u4e3aPDF\u65f6\uff0c\u4e3a\u4f55\u4f1a\u51fa\u73b0\u201c\u65e0\u6cd5\u5728\u514b\u9686\u7684iframe\u4e2d\u627e\u5230\u5143\u7d20\u201d\u7684\u9519\u8bef\uff1f\u63d2\u56fe\" alt=\"\u4f7f\u7528html2canvas\u5c06\u7f51\u9875\u5bfc\u51fa\u4e3aPDF\u65f6\uff0c\u4e3a\u4f55\u4f1a\u51fa\u73b0\u201c\u65e0\u6cd5\u5728\u514b\u9686\u7684iframe\u4e2d\u627e\u5230\u5143\u7d20\u201d\u7684\u9519\u8bef\uff1f\u63d2\u56fe\" \/><\/p>\n<p><strong>html2canvas\u5bfc\u51fapdf\u65f6\u7684\u5143\u7d20\u672a\u627e\u5230\u95ee\u9898<\/strong><\/p>\n<p>\u4f7f\u7528html2canvas\u5e93\u5c06\u9875\u9762\u5143\u7d20\u5bfc\u51fa\u4e3aPDF\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u201cUncaught (in promise) Unable to find element in cloned iframe\u201d\u7684\u9519\u8bef\u3002<\/p>\n<p><strong>\u95ee\u9898\u539f\u56e0<\/strong><\/p>\n<p>\u8be5\u9519\u8bef\u901a\u5e38\u8868\u793a\u4f60\u8bd5\u56fe\u5c06\u975eDOM\u5143\u7d20\uff08\u4f8b\u5982ID\u4e3a\u201cpagess\u201d\u7684\u5143\u7d20\uff09\u8f6c\u6362\u4e3a\u753b\u5e03\u65f6\u9047\u5230\u95ee\u9898\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6848<\/strong><\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<p>\u68c0\u67e5\u4ee3\u7801\u4e2d\u521b\u5efadiv\u5143\u7d20\u7684\u4ee3\u7801\u884c\u662f\u5426\u62fc\u5199\u6b63\u786e\u3002\u5e94\u8be5\u4f7f\u7528createElement\u51fd\u6570\uff0c\u800c\u4e0d\u662fcreatedElement\u51fd\u6570\uff1a<\/p>\n<pre>let div = document.createElement('div');<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u4f7f\u7528html2canvas\u5c06\u7f51\u9875\u5bfc\u51fa\u4e3aPDF\u65f6\uff0c\u4e3a\u4f55\u4f1a\u51fa\u73b0\u201c\u65e0\u6cd5\u5728\u514b\u9686\u7684iframe\u4e2d\u627e\u5230\u5143\u7d20\u201d\u7684\u9519\u8bef\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":"<p>html2canvas\u5bfc\u51fapdf\u65f6\u7684\u5143\u7d20\u672a\u627e\u5230\u95ee\u9898 \u4f7f\u7528html2canvas\u5e93\u5c06\u9875\u9762\u5143\u7d20\u5bfc\u51fa\u4e3aPDF\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u201cUncaught (in promise) Unable to find element in cloned iframe\u201d\u7684\u9519\u8bef\u3002 \u95ee\u9898\u539f\u56e0 \u8be5\u9519\u8bef\u901a\u5e38\u8868\u793a\u4f60\u8bd5\u56fe\u5c06\u975eDOM\u5143\u7d20\uff08\u4f8b\u5982ID\u4e3a\u201cpagess\u201d\u7684\u5143\u7d20\uff09\u8f6c\u6362\u4e3a\u753b\u5e03\u65f6\u9047\u5230\u95ee\u9898\u3002 \u89e3\u51b3\u65b9\u6848 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u68c0\u67e5\u4ee3\u7801\u4e2d\u521b\u5efadiv\u5143\u7d20\u7684\u4ee3\u7801\u884c\u662f\u5426\u62fc\u5199\u6b63\u786e\u3002\u5e94\u8be5\u4f7f\u7528createElement\u51fd\u6570\uff0c\u800c\u4e0d\u662fcreatedElement\u51fd\u6570\uff1a let div = document.createElement(&#8216;div&#8217;); 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