{"id":818,"date":"2026-02-11T00:24:40","date_gmt":"2026-02-11T00:24:40","guid":{"rendered":"https:\/\/blog.nimail.cn\/?p=818"},"modified":"2026-02-11T00:24:40","modified_gmt":"2026-02-11T00:24:40","slug":"2026%e5%b9%b4%e8%85%be%e8%ae%af%e5%9b%a2%e9%98%9f-%e5%ae%9e%e7%94%a8pdf%e5%9c%a8%e7%ba%bf%e5%af%b9%e6%af%94%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/blog.nimail.cn\/best-articles\/2026%e5%b9%b4%e8%85%be%e8%ae%af%e5%9b%a2%e9%98%9f-%e5%ae%9e%e7%94%a8pdf%e5%9c%a8%e7%ba%bf%e5%af%b9%e6%af%94%e6%8c%87%e5%8d%97\/","title":{"rendered":"2026\u5e74\u817e\u8baf\u56e2\u961f\uff1a\u5b9e\u7528PDF\u5728\u7ebf\u5bf9\u6bd4\u6307\u5357"},"content":{"rendered":"<h2 class='h4 mb-3'>\u4e3a\u4ec0\u4e48\u8981\u505a<strong>PDF\u5bf9\u6bd4<\/strong>\uff1f <span class='badge bg-info ms-2'>\u5f00\u53d1\u8005\u89c6\u89d2<\/span><\/h2>\n<p class='mb-3'>\u5728\u65e5\u5e38\u5f00\u53d1\u548c\u5ba1\u6821\u6d41\u7a0b\u4e2d\uff0c<strong>pdf\u5bf9\u6bd4<\/strong>\u3001<strong>pdf\u6587\u4ef6\u5bf9\u6bd4<\/strong>\u548c<strong>pdf\u6587\u6863\u5bf9\u6bd4<\/strong>\u5e38\u5e38\u662f\u5ba1\u8ba1\u3001\u5408\u540c\u6821\u9a8c\u4e0e\u7248\u672c\u63a7\u5236\u7684\u5173\u952e\u73af\u8282\u3002\u76f8\u6bd4\u4eba\u5de5\u9010\u9875\u67e5\u770b\uff0c\u4f7f\u7528\u81ea\u52a8\u5316\u7684<span class='badge bg-warning text-dark'>pdf\u5728\u7ebf\u5bf9\u6bd4<\/span>\u6216\u672c\u5730\u811a\u672c\u53ef\u4ee5\u663e\u8457\u8282\u7701\u65f6\u95f4\u3001\u51cf\u5c11\u9057\u6f0f\u3002<\/p>\n<div class='alert alert-primary' role='alert'>\n  \u6ce8\u610f\uff1a\u5982\u679cPDF\u5305\u542b\u654f\u611f\u4fe1\u606f\uff0c\u4f18\u5148\u8003\u8651\u672c\u5730\u5904\u7406\u6216\u9009\u62e9\u53ef\u4fe1\u8d56\u7684\u5728\u7ebf\u670d\u52a1\uff0c\u907f\u514d\u76f4\u63a5\u4e0a\u4f20\u654f\u611f\u6587\u6863\u3002\n<\/div>\n<h3 class='h5 mt-4'>\u4e00\u3001\u5feb\u901f\u4e0a\u624b\uff1a\u672c\u5730Python\u811a\u672c\u505a\u6587\u672c\u7ea7pdf\u6bd4\u8f83<\/h3>\n<p>\u5982\u679c\u4f60\u662f\u5f00\u53d1\u8005\uff0c\u5e0c\u671b\u638c\u63a7\u6d41\u7a0b\u5e76\u4fdd\u7559\u9690\u79c1\uff0c\u672c\u5730\u811a\u672c\u662f\u9996\u9009\u3002\u6211\u901a\u5e38\u7528 <strong>PyPDF2<\/strong> \u63d0\u53d6\u6587\u5b57\uff0c\u518d\u7528 <code>difflib<\/code> \u505a\u5dee\u5f02\u6bd4\u5bf9\uff0c\u9002\u5408\u6587\u672c\u4e3a\u4e3b\u7684PDF\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u6d01\u793a\u4f8b\uff1a<\/p>\n<pre><code class='language-python'># \u4f9d\u8d56: pip install PyPDF2\nimport PyPDF2\nimport difflib\n\ndef extract_text(path):\n    text = []\n    with open(path, 'rb') as f:\n        reader = PyPDF2.PdfReader(f)\n        for p in reader.pages:\n            text.append(p.extract_text() or '')\n    return '\\n'.join(text)\n\nleft = extract_text('v1.pdf')\nright = extract_text('v2.pdf')\nfor line in difflib.unified_diff(left.splitlines(), right.splitlines(), lineterm=''):\n    print(line)\n<\/code><\/pre>\n<p class='mt-2'>\u8be5\u811a\u672c\u9002\u5408\u505a<strong>pdf\u6bd4\u8f83<\/strong>\u7684\u5feb\u901f\u539f\u578b\uff1a\u80fd\u770b\u5230\u65b0\u589e\u3001\u5220\u9664\u6216\u4fee\u6539\u7684\u884c\u3002\u5bf9\u56fe\u7247\u3001\u6392\u7248\u5dee\u5f02\u6216\u590d\u6742PDF\u7ed3\u6784\u5219\u6709\u9650\u3002<\/p>\n<h3 class='h5 mt-4'>\u4e8c\u3001\u5728\u7ebf\u5de5\u5177\u5b9e\u6218\uff1a\u4ee5 nimail \u7684 PDF \u5bf9\u6bd4\u4e3a\u4f8b<\/h3>\n<div class='card mb-3' style='width:100%'>\n<div class='card-body'>\n<h4 class='card-title h6'>\u6848\u4f8b\uff1a<a href='https:\/\/www.nimail.cn\/dev-tool\/pdf-compare.html' target='_blank' rel='noopener noreferrer'>nimail PDF\u5bf9\u6bd4<\/a><\/h4>\n<p class='card-text'>nimail \u63d0\u4f9b\u4e86\u4e00\u4e2a\u53ef\u89c6\u5316\u7684 <strong>pdf\u5728\u7ebf\u5bf9\u6bd4<\/strong> \u9875\u9762\uff0c\u9002\u5408\u5feb\u901f\u6bd4\u5bf9\u4e24\u7248\u6587\u6863\uff0c\u65e0\u9700\u672c\u5730\u90e8\u7f72\u3002\u4f7f\u7528\u6b65\u9aa4\u5f88\u76f4\u89c2\uff1a<\/p>\n<ul>\n<li>\u6253\u5f00\u4e0a\u9762\u94fe\u63a5\uff0c\u4e0a\u4f20\u4e24\u4efdPDF\u3002<\/li>\n<li>\u7b49\u5f85\u6e32\u67d3\u540e\uff0c\u67e5\u770b\u5dee\u5f02\u9ad8\u4eae\u6216\u9010\u9875\u6bd4\u8f83\u3002<\/li>\n<li>\u5bfc\u51fa\u5dee\u5f02\u622a\u56fe\u6216\u6807\u6ce8\uff0c\u4fbf\u4e8e\u4f20\u7ed9\u4e1a\u52a1\u6216\u6cd5\u52a1\u590d\u6838\u3002<\/li>\n<\/ul><\/div>\n<\/div>\n<div class='table-responsive mb-3' style='width:100%'>\n<table class='table table-striped' style='width:100%'>\n<thead>\n<tr>\n<th>\u5bf9\u6bd4\u65b9\u5f0f<\/th>\n<th>\u4f18\u70b9<\/th>\n<th>\u7f3a\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u672c\u5730Python\u811a\u672c<\/td>\n<td>\u9690\u79c1\u3001\u5b89\u5168\u3001\u53ef\u5b9a\u5236<\/td>\n<td>\u9700\u8981\u5f00\u53d1\u65f6\u95f4\uff0c\u5904\u7406\u590d\u6742\u6392\u7248\u6709\u9650<\/td>\n<\/tr>\n<tr>\n<td>nimail \u7b49\u5728\u7ebf\u5de5\u5177<\/td>\n<td>\u901f\u5ea6\u5feb\u3001\u53ef\u89c6\u5316\u3001\u65e0\u9700\u7ef4\u62a4<\/td>\n<td>\u9690\u79c1\u4f9d\u8d56\u670d\u52a1\u5546\uff0c\u590d\u6742\u81ea\u52a8\u5316\u53d7\u9650<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class='alert alert-warning' role='alert'>\n  \u63d0\u793a\uff1a\u5728\u4f7f\u7528 <strong>pdf\u5728\u7ebf\u6bd4\u8f83<\/strong> \u670d\u52a1\u65f6\uff0c\u8bf7\u67e5\u770b\u670d\u52a1\u6761\u6b3e\u53ca\u9690\u79c1\u653f\u7b56\uff0c\u8bc4\u4f30\u662f\u5426\u5141\u8bb8\u4e0a\u4f20\u542b\u654f\u611f\u4fe1\u606f\u7684PDF\u3002<\/div>\n<h4 class='h6 mt-3'>\u5efa\u8bae\u7684\u5de5\u4f5c\u6d41\u7a0b\uff08\u5f00\u53d1\/\u5ba1\u6821\u56e2\u961f\uff09<\/h4>\n<ul>\n<li>\u628a\u673a\u5668\u53ef\u8bc6\u522b\u7684\u5185\u5bb9\u5148\u62bd\u53d6\u51fa\u6765\uff08\u5982\u5408\u540c\u6587\u672c\uff09\uff0c\u7528\u811a\u672c\u505a\u521d\u6b65<strong>pdf\u6bd4\u8f83<\/strong>\u3002<\/li>\n<li>\u5bf9\u89c6\u89c9\u5dee\u5f02\u6216\u7b7e\u7ae0\u7c7b\u5143\u7d20\uff0c\u4f7f\u7528 <strong>pdf\u5728\u7ebf\u5bf9\u6bd4<\/strong> \u5de5\u5177\u8fdb\u884c\u4eba\u5de5\u590d\u6838\u3002<\/li>\n<li>\u5bf9\u9700\u8981\u957f\u671f\u5ba1\u8ba1\u7684\u6587\u6863\uff0c\u4fdd\u7559\u5bf9\u6bd4\u7ed3\u679c\u548c\u5bfc\u51fa\u7684\u6807\u6ce8\u622a\u56fe\u3002<\/li>\n<\/ul>\n<h4 class='h6 mt-3'>\u5feb\u901f\u6e05\u5355 <span class='badge bg-success ms-2'>PDF\u6587\u4ef6\u5bf9\u6bd4<\/span><\/h4>\n<ul>\n<li><strong>\u53ef\u8bfb\u6587\u672c\u4f18\u5148\u7528\u672c\u5730\u811a\u672c<\/strong>\uff08\u9690\u79c1\u3001\u5b89\u5168\uff09\uff1b<\/li>\n<li>\u9700\u8981\u5feb\u901f\u53ef\u89c6\u5316\u6bd4\u5bf9\u65f6\u9009\u7528 <a href='https:\/\/www.nimail.cn\/dev-tool\/pdf-compare.html' target='_blank' rel='noopener noreferrer'>nimail<\/a> \u7b49\u5de5\u5177\uff1b<\/li>\n<li>\u5bf9\u5dee\u5f02\u8fdb\u884c\u5206\u7c7b\uff08\u6587\u672c\/\u683c\u5f0f\/\u56fe\u7247\/\u7b7e\u7ae0\uff09\uff0c\u5206\u522b\u5236\u5b9a\u5904\u7406\u7b56\u7565\u3002<\/li>\n<\/ul>\n<p class='mt-3'>\u4f5c\u4e3a\u5f00\u53d1\u8005\uff0c\u6211\u901a\u5e38\u628a\u8fd9\u4e24\u8005\u7ed3\u5408\uff1a\u5148\u7528\u811a\u672c\u505a\u6279\u91cf\u7684<strong>pdf\u6587\u6863\u5bf9\u6bd4<\/strong>\u7b5b\u67e5\uff0c\u518d\u7528\u5728\u7ebf\u5de5\u5177\u505a\u4eba\u5de5\u9a8c\u8bc1\u3002\u8fd9\u6837\u80fd\u517c\u987e\u6548\u7387\u548c\u51c6\u786e\u6027\u3002\u5e0c\u671b\u8fd9\u4efd\u5b9e\u7528\u6307\u5357\u80fd\u5e2e\u4f60\u5728\u65e5\u5e38\u7684PDF\u5bf9\u6bd4\u5de5\u4f5c\u4e2d\u5c11\u8d70\u5f2f\u8def\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f00\u53d1\u8005\u89c6\u89d2\uff1a2026\u5e74\u5b9e\u7528PDF\u5728\u7ebf\u5bf9\u6bd4\u4e0e\u672c\u5730Python\u5bf9\u6bd4\u811a\u672c\uff0c\u542bnimail\u6848\u4f8b\u4e0e\u5bf9\u6bd4\u8868\uff0c\u63d0\u5347pdf\u6587\u4ef6\u5bf9\u6bd4\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[158,132,181],"class_list":["post-818","post","type-post","status-publish","format-standard","hentry","category-best-articles","tag-pdf"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>2026\u5e74\u817e\u8baf\u56e2\u961f\uff1a\u5b9e\u7528PDF\u5728\u7ebf\u5bf9\u6bd4\u6307\u5357 - nimail blog<\/title>\n<meta name=\"description\" content=\"\u5f00\u53d1\u8005\u89c6\u89d2\uff1a2026\u5e74\u5b9e\u7528PDF\u5728\u7ebf\u5bf9\u6bd4\u4e0e\u672c\u5730Python\u5bf9\u6bd4\u811a\u672c\uff0c\u542bnimail\u6848\u4f8b\u4e0e\u5bf9\u6bd4\u8868\uff0c\u63d0\u5347pdf\u6587\u4ef6\u5bf9\u6bd4\u6548\u7387\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.nimail.cn\/best-articles\/2026\u5e74\u817e\u8baf\u56e2\u961f-\u5b9e\u7528pdf\u5728\u7ebf\u5bf9\u6bd4\u6307\u5357\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2026\u5e74\u817e\u8baf\u56e2\u961f\uff1a\u5b9e\u7528PDF\u5728\u7ebf\u5bf9\u6bd4\u6307\u5357 - nimail blog\" \/>\n<meta property=\"og:description\" content=\"\u5f00\u53d1\u8005\u89c6\u89d2\uff1a2026\u5e74\u5b9e\u7528PDF\u5728\u7ebf\u5bf9\u6bd4\u4e0e\u672c\u5730Python\u5bf9\u6bd4\u811a\u672c\uff0c\u542bnimail\u6848\u4f8b\u4e0e\u5bf9\u6bd4\u8868\uff0c\u63d0\u5347pdf\u6587\u4ef6\u5bf9\u6bd4\u6548\u7387\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.nimail.cn\/best-articles\/2026\u5e74\u817e\u8baf\u56e2\u961f-\u5b9e\u7528pdf\u5728\u7ebf\u5bf9\u6bd4\u6307\u5357\/\" \/>\n<meta property=\"og:site_name\" content=\"nimail blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-02-11T00:24:40+00:00\" \/>\n<meta name=\"author\" content=\"\u4e00\u7ebf\u7801\u519c\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u4e00\u7ebf\u7801\u519c\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.nimail.cn\/best-articles\/2026%e5%b9%b4%e8%85%be%e8%ae%af%e5%9b%a2%e9%98%9f-%e5%ae%9e%e7%94%a8pdf%e5%9c%a8%e7%ba%bf%e5%af%b9%e6%af%94%e6%8c%87%e5%8d%97\/\",\"url\":\"https:\/\/blog.nimail.cn\/best-articles\/2026%e5%b9%b4%e8%85%be%e8%ae%af%e5%9b%a2%e9%98%9f-%e5%ae%9e%e7%94%a8pdf%e5%9c%a8%e7%ba%bf%e5%af%b9%e6%af%94%e6%8c%87%e5%8d%97\/\",\"name\":\"2026\u5e74\u817e\u8baf\u56e2\u961f\uff1a\u5b9e\u7528PDF\u5728\u7ebf\u5bf9\u6bd4\u6307\u5357 - nimail 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