{"id":551,"date":"2025-07-26T12:24:11","date_gmt":"2025-07-26T12:24:11","guid":{"rendered":"https:\/\/blog.nimail.cn\/?p=551"},"modified":"2025-07-26T12:24:11","modified_gmt":"2025-07-26T12:24:11","slug":"%e9%ab%98%e6%95%88%e7%9a%84pdf%e6%96%87%e4%bb%b6%e5%af%b9%e6%af%94%e5%b7%a5%e5%85%b7%e6%8e%a8%e8%8d%90","status":"publish","type":"post","link":"https:\/\/blog.nimail.cn\/best-articles\/%e9%ab%98%e6%95%88%e7%9a%84pdf%e6%96%87%e4%bb%b6%e5%af%b9%e6%af%94%e5%b7%a5%e5%85%b7%e6%8e%a8%e8%8d%90\/","title":{"rendered":"\u9ad8\u6548\u7684PDF\u6587\u4ef6\u5bf9\u6bd4\u5de5\u5177\u63a8\u8350"},"content":{"rendered":"<h2>PDF\u6587\u4ef6\u5bf9\u6bd4\u7684\u91cd\u8981\u6027<\/h2>\n<p>\u5728\u73b0\u4ee3\u5de5\u4f5c\u73af\u5883\u4e2d\uff0cPDF\u683c\u5f0f\u7684\u6587\u4ef6\u5df2\u7ecf\u6210\u4e3a\u5e7f\u6cdb\u4f7f\u7528\u7684\u6587\u6863\u683c\u5f0f\u3002\u65e0\u8bba\u662f\u5408\u540c\u3001\u62a5\u544a\u8fd8\u662f\u8bba\u6587\uff0cPDF\u6587\u4ef6\u90fd\u4ee5\u5176\u683c\u5f0f\u56fa\u5b9a\u3001\u6613\u4e8e\u5171\u4eab\u7b49\u4f18\u70b9\u88ab\u5e7f\u6cdb\u91c7\u7528\u3002\u7136\u800c\uff0c\u5f53\u6211\u4eec\u9700\u8981\u5bf9\u6bd4\u4e24\u4e2a\u7248\u672c\u7684PDF\u6587\u4ef6\u65f6\uff0c\u624b\u52a8\u68c0\u67e5\u6bcf\u4e00\u5904\u5dee\u5f02\u5374\u662f\u4e00\u4e2a\u975e\u5e38\u7e41\u7410\u7684\u8fc7\u7a0b\u3002<\/p>\n<h3>\u4f7f\u7528\u5728\u7ebf\u5de5\u5177\u8fdb\u884cPDF\u6bd4\u8f83<\/h3>\n<p>\u5e78\u8fd0\u7684\u662f\uff0c\u73b0\u5728\u6709\u5f88\u591a\u5728\u7ebf\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u8f7b\u677e\u5730\u8fdb\u884c<pdf\u5728\u7ebf\u5bf9\u6bd4>\u3002\u8fd9\u4e9b\u5de5\u5177\u63d0\u4f9b\u4e86\u7b80\u5355\u76f4\u89c2\u7684\u754c\u9762\uff0c\u8ba9\u7528\u6237\u53ef\u4ee5\u5feb\u901f\u4e0a\u4f20PDF\u6587\u4ef6\u5e76\u8fdb\u884c\u6bd4\u8f83\u3002\u4ee5 <a href='https:\/\/www.nimail.cn\/dev-tool\/pdf-compare.html'>Nimail PDF\u6bd4\u8f83\u5de5\u5177<\/a> \u4e3a\u4f8b\uff0c\u5b83\u5141\u8bb8\u7528\u6237\u4e0a\u4f20\u4e24\u4e2aPDF\u6587\u4ef6\uff0c\u5e76\u5728\u51e0\u79d2\u949f\u5185\u663e\u793a\u5b83\u4eec\u4e4b\u95f4\u7684\u6240\u6709\u5dee\u5f02\u3002<\/p>\n<div class='alert alert-info'>\u5728Nimail\u7684\u5de5\u5177\u4e2d\uff0c\u60a8\u53ea\u9700\u70b9\u51fb\u201c\u9009\u62e9\u6587\u4ef6\u201d\u6309\u94ae\uff0c\u4e0a\u4f20\u9700\u8981\u6bd4\u8f83\u7684PDF\u6587\u6863\uff0c\u5373\u53ef\u81ea\u52a8\u5904\u7406\u3002<\/div>\n<h3>Python\u4ee3\u7801\u793a\u4f8b\uff1a\u81ea\u52a8\u5316PDF\u6bd4\u8f83<\/h3>\n<p>\u5982\u679c\u4f60\u662f\u4e00\u540d\u5f00\u53d1\u8005\uff0c\u60f3\u8981\u5728\u81ea\u5df1\u7684\u5e94\u7528\u4e2d\u5b9e\u73b0PDF\u6bd4\u8f83\u529f\u80fd\uff0c\u4f7f\u7528Python\u5e93\u4e5f\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff0c\u4f7f\u7528<code>PyPDF2<\/code>\u5e93\u6765\u6bd4\u8f83\u4e24\u4e2aPDF\u6587\u4ef6\uff1a<\/p>\n<pre><code>import PyPDF2\n\ndef compare_pdfs(pdf1_path, pdf2_path):\n    pdf1 = open(pdf1_path, 'rb')\n    pdf2 = open(pdf2_path, 'rb')\n\n    reader1 = PyPDF2.PdfReader(pdf1)\n    reader2 = PyPDF2.PdfReader(pdf2)\n\n    # \u68c0\u67e5\u9875\u6570\u662f\u5426\u76f8\u540c\n    if len(reader1.pages) != len(reader2.pages):\n        print('PDF\u6587\u4ef6\u9875\u6570\u4e0d\u540c\uff01')\n        return\n\n    for page_num in range(len(reader1.pages)):\n        page1 = reader1.pages[page_num].extract_text()\n        page2 = reader2.pages[page_num].extract_text()\n\n        if page1 != page2:\n            print(f'\u7b2c{page_num + 1}\u9875\u4e0d\u540c\uff01')\n\n    print('\u6bd4\u8f83\u5b8c\u6210\uff01')\n\ncompare_pdfs('file1.pdf', 'file2.pdf')<\/code><\/pre>\n<p>\u4ee5\u4e0a\u4ee3\u7801\u7b80\u5355\u5730\u8bfb\u53d6\u4e24\u4e2aPDF\u6587\u4ef6\u5e76\u6bd4\u8f83\u5b83\u4eec\u7684\u6587\u672c\u5185\u5bb9\u3002\u4f60\u53ea\u9700\u5c06<code>file1.pdf<\/code>\u548c<code>file2.pdf<\/code>\u66ff\u6362\u4e3a\u4f60\u81ea\u5df1\u7684\u6587\u4ef6\u8def\u5f84\u5373\u53ef\u3002<\/p>\n<h3>\u9009\u62e9\u5408\u9002\u7684PDF\u6bd4\u8f83\u5de5\u5177<\/h3>\n<p>\u5728\u9009\u62e9PDF\u6bd4\u8f83\u5de5\u5177\u65f6\uff0c\u9664\u4e86Nimail\u7684\u5728\u7ebf\u5de5\u5177\u5916\uff0c\u8fd8\u6709\u8bb8\u591a\u5176\u4ed6\u9009\u9879\u53ef\u4f9b\u9009\u62e9\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684PDF\u6bd4\u8f83\u5de5\u5177\uff1a<\/p>\n<ul>\n<li><strong>Adobe Acrobat<\/strong>\uff1a\u529f\u80fd\u5f3a\u5927\uff0c\u53ef\u4ee5\u63d0\u4f9b\u8be6\u7ec6\u7684\u5dee\u5f02\u62a5\u544a\uff0c\u4f46\u9700\u8981\u4ed8\u8d39\u3002<\/li>\n<li><strong>DiffPDF<\/strong>\uff1a\u4e00\u6b3e\u684c\u9762\u5e94\u7528\u7a0b\u5e8f\uff0c\u652f\u6301\u6587\u672c\u548c\u56fe\u50cf\u6bd4\u8f83\uff0c\u6613\u4e8e\u4f7f\u7528\u3002<\/li>\n<li><strong>PDF-XChange Editor<\/strong>\uff1a\u63d0\u4f9bPDF\u7f16\u8f91\u548c\u6bd4\u8f83\u529f\u80fd\uff0c\u9002\u5408\u9700\u8981\u66f4\u591a\u529f\u80fd\u7684\ufffd\ufffd\ufffd\u6237\u3002<\/li>\n<\/ul>\n<div class='card'>\n<div class='card-body'>\n<h4 class='card-title'>PDF\u6bd4\u8f83\u5de5\u5177\u63a8\u8350<\/h4>\n<p 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