{"id":20324,"date":"2025-06-07T15:24:55","date_gmt":"2025-06-07T07:24:55","guid":{"rendered":"https:\/\/blog.iyatt.com\/?p=20324"},"modified":"2025-06-07T22:09:11","modified_gmt":"2025-06-07T14:09:11","slug":"pdf-%e6%96%87%e4%bb%b6%e7%bb%93%e6%9e%84%e3%80%90%e7%bc%96%e8%be%91%e4%b8%ad%e3%80%91","status":"publish","type":"post","link":"https:\/\/blog.iyatt.com\/?p=20324","title":{"rendered":"PDF \u6587\u4ef6\u7ed3\u6784\u3010\u7f16\u8f91\u4e2d\u3011"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 ez-toc-wrap-center counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%89%8D%E8%A8%80\" >\u524d\u8a00<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E6%B5%8B%E8%AF%95%E7%8E%AF%E5%A2%83\" >\u6d4b\u8bd5\u73af\u5883<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%9F%BA%E6%9C%AC%E7%90%86%E8%A7%A3\" >\u57fa\u672c\u7406\u89e3<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E6%96%87%E4%BB%B6%E5%A4%B4\" >\u6587\u4ef6\u5934<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%AF%B9%E8%B1%A1%E5%AE%9A%E4%B9%89\" >\u5bf9\u8c61\u5b9a\u4e49<\/a><\/li><li 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href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%AD%97%E7%AC%A6%E4%B8%B2\" >\u5b57\u7b26\u4e32<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E5%AD%97%E7%AC%A6%E4%B8%B2\" >\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%90%8D%E7%A7%B0\" >\u540d\u79f0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%B8%83%E5%B0%94%E5%80%BC\" >\u5e03\u5c14\u503c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E6%95%B0%E7%BB%84\" >\u6570\u7ec4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%AD%97%E5%85%B8\" >\u5b57\u5178<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E5%BC%95%E7%94%A8\" >\u5f15\u7528<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/blog.iyatt.com\/?p=20324\/#%E6%B5%81%E5%92%8C%E8%BF%87%E6%BB%A4%E5%99%A8\" >\u6d41\u548c\u8fc7\u6ee4\u5668<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1><span class=\"ez-toc-section\" id=\"%E5%89%8D%E8%A8%80\"><\/span>\u524d\u8a00<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>2025.6.3<br \/>\n\u4e0a\u4e2a\u6708\u5728\u67d0\u4e2a\u7f51\u7ad9\u4e0b\u8f7d\u4e86\u67d0\u76d7\u7248\u56fd\u6807PDF\u6587\u4ef6\uff0c\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e86\u5f88\u591a\u94fe\u63a5\uff0c\u968f\u4fbf\u70b9\u51fb\u4e00\u5904\u90fd\u4f1a\u8df3\u8f6c\uff0c\u5f88\u70e6\u4eba\u3002\u6211\u5c31\u8f83\u52b2\u7814\u7a76\u4e86\u4e00\u4e0b\uff0c\u627e\u5230\u4e86\u94fe\u63a5\u7684\u5b58\u5728\u5f62\u5f0f\uff0c\u5199\u4e86\u4e00\u4e2a\u5c0f\u5de5\u5177\u6765\u81ea\u52a8\u79fb\u9664\u94fe\u63a5\uff0c\u5e76\u628a\u8fd9\u4e2a\u9879\u76ee\u5f00\u6e90\u4e86\u3002\u53ea\u662f\u8fd9\u4e2a\u9879\u76ee\u9002\u7528\u6027\u6709\u70b9\u7a84\uff0c\u4e0d\u4e45\u5c31\u6709\u7f51\u53cb\u8054\u7cfb\u8bf4\u4e0d\u9002\u7528\u4ed6\u9047\u5230\u7684\u60c5\u51b5\u3002<br \/>\n<img decoding=\"async\" data-src=\"https:\/\/blog.iyatt.com\/wp-content\/uploads\/2025\/06\/image-1748952491221.png\" alt=\"file\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 957px; --smush-placeholder-aspect-ratio: 957\/92;\" \/><\/p>\n<p>\u4e0a\u5468\u672b\uff0c\u6211\u7b80\u5355\u7684\u7814\u7a76\u4e86\u4e0b\uff0cAcrobat \u90fd\u8bc6\u522b\u4e0d\u5230\u91cc\u9762\u5d4c\u5165\u7684\u94fe\u63a5\u5bf9\u8c61\uff0c\u540e\u9762\u5bf9\u65b9\u544a\u77e5\u7528 WPS PDF \u65f6\u53ef\u89c1\uff0c\u624b\u52a8\u5220\u9664\u94fe\u63a5\u53ef\u4ee5\u3002\u6211\u53cd\u590d\u6298\u817e\u8fd8\u662f\u6ca1\u6709\u6709\u6548\u7684\u65b9\u6cd5\u901a\u8fc7\u7f16\u7a0b\u8bc6\u522b\u5230\u94fe\u63a5\u5e76\u5b9e\u73b0\u79fb\u9664\uff0c\u6211\u5bf9 PDF \u6587\u4ef6\u7ed3\u6784\u4e5f\u4e0d\u4e86\u89e3\uff0c\u641e\u5f97\u5f88\u61f5\u903c\u4e86\u3002\u73b0\u5728\u51c6\u5907\u719f\u6089\u4e00\u4e0b PDF \u6587\u4ef6\u7ed3\u6784\uff0c\u8fd9\u6837\u6216\u8bb8\u6709\u671b\u89e3\u51b3\u9047\u5230\u7684\u95ee\u9898\u3002<\/p>\n<hr \/>\n<p>\u53c2\u8003\uff1a<\/p>\n<ul>\n<li><a href=\"https:\/\/github.com\/zxyle\/PDF-Explained\">https:\/\/github.com\/zxyle\/PDF-Explained<\/a><\/li>\n<\/ul>\n<h1><span class=\"ez-toc-section\" id=\"%E6%B5%8B%E8%AF%95%E7%8E%AF%E5%A2%83\"><\/span>\u6d4b\u8bd5\u73af\u5883<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>Python 3.13.1<br \/>\npikepdf 9.8.1<\/p>\n<p>PikePDF \u662f\u4e00\u4e2a\u5e95\u5c42 PDF \u64cd\u4f5c\u5e93\uff0c\u57fa\u4e8e C++ \u7684 QPDF \u5e93\u3002<\/p>\n<h1><span class=\"ez-toc-section\" id=\"%E5%9F%BA%E6%9C%AC%E7%90%86%E8%A7%A3\"><\/span>\u57fa\u672c\u7406\u89e3<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p>PDF \u672c\u8eab\u662f\u4e00\u4e2a\u7ed3\u6784\u5316\u7684\u6587\u672c\u6587\u4ef6\uff0c\u5c31\u50cf json\u3001xml\u3001yaml \u8fd9\u4e9b\u4e00\u6837\uff0c\u9664\u4e86\u6587\u672c\u90e8\u5206\uff0c\u8fd8\u53ef\u4ee5\u5b58\u50a8\u4e00\u4e9b\u4e8c\u8fdb\u5236\u6570\u636e\u5728\u91cc\u9762\uff0c\u53ea\u662f\u4e00\u822c\u9605\u8bfb PDF\uff0c\u662f\u770b\u7684\u9605\u8bfb\u5668\u6e32\u67d3\u597d\u7684\u56fe\u50cf\uff0c\u800c\u4e0d\u662f\u53bb\u770b\u4e00\u56e2\u201c\u4ee3\u7801\u201d\u4e00\u6837\u7684\u539f\u59cb\u6587\u6863\u3002<\/p>\n<p>\u4e0b\u9762\u5199\u4e00\u6bb5\u4ee3\u7801\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684 PDF\uff0c\u53ea\u663e\u793a hello world<\/p>\n<p>Python<\/p>\n<pre><code class=\"language-python\">from pikepdf import Pdf, Dictionary, Name, Stream\n\n# \u521b\u5efa\u4e00\u4e2a\u65b0\u7684 PDF \u6587\u6863\npdf = Pdf.new()\n\n# \u6dfb\u52a0\u4e00\u4e2a\u7a7a\u767d\u9875\u9762\npage = pdf.add_blank_page(page_size=(595, 842))  # A4 \u7eb8\u5927\u5c0f\n\n# \u8bbe\u7f6e\u9875\u9762\u7684\u5185\u5bb9\n# BT \u5f00\u59cb\u6587\u672c\u5bf9\u8c61\n# Tf \u8bbe\u7f6e\u5b57\u4f53\u548c\u5b57\u53f7\uff0c\u5b57\u4f53\u7528 F1\uff0c\u5b57\u53f7 18\n# Td \u5c06\u6587\u672c\u77e9\u9635\u7684\u5f53\u524d\u4f4d\u7f6e\u79fb\u52a8\u5230\u6307\u5b9a\u7684\u6c34\u5e73\u548c\u5782\u76f4\u504f\u79fb\u91cf\u3002240 \u6c34\u5e73\u504f\u79fb\u91cf\uff0c700 \u5782\u76f4\u504f\u79fb\u91cf\n# Tj \u663e\u793a\u6587\u672c\u3002\u6587\u672c\u5185\u5bb9\uff1aHello World\n# ET \u7ed3\u675f\u6587\u672c\u5bf9\u8c61\npage.Contents = Stream(pdf, b&quot;&quot;&quot;\nBT\n\/F1 18 Tf\n240 700 Td\n(Hello World) Tj\nET\n&quot;&quot;&quot;)\n\n# \u6dfb\u52a0\u5b57\u4f53\u8d44\u6e90\n# \u5b57\u4f53\u5b9a\u4e49\u4e3a F1\n# \u5b57\u4f53\u5b50\u7c7b\u578b\u4e3a Type1\n# \u5b57\u4f53\u57fa\u7840\u540d\u79f0 Helvetica\npage.Resources = Dictionary(\n    Font=Dictionary(\n        F1=Dictionary(\n            Type=Name(&quot;\/Font&quot;),\n            Subtype=Name(&quot;\/Type1&quot;),\n            BaseFont=Name(&quot;\/Helvetica&quot;)\n        )\n    )\n)\n\n# \u4fdd\u5b58 PDF \u6587\u4ef6\npdf.save(&#039;hello_world.pdf&#039;)<\/code><\/pre>\n<p>\u521b\u5efa\u7684\u6587\u4ef6\u7528 Edge \u6d4f\u89c8<br \/>\n<img decoding=\"async\" data-src=\"https:\/\/blog.iyatt.com\/wp-content\/uploads\/2025\/06\/image-1749264700868.png\" alt=\"file\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" class=\"lazyload\" style=\"--smush-placeholder-width: 346px; --smush-placeholder-aspect-ratio: 346\/286;\" \/><\/p>\n<p>\u4ee5\u7eaf\u6587\u672c\u7684\u65b9\u5f0f\u6253\u5f00 PDF \u6587\u4ef6\u5c31\u80fd\u770b\u5230\u539f\u8c8c\uff0c\u6709\u90e8\u5206\u662f\u660e\u7801\uff0c\u8fd8\u6709\u90e8\u5206\u4e71\u7801\uff0c\u5176\u5b9e\u5c31\u662f\u4e8c\u8fdb\u5236\u6570\u636e<\/p>\n<pre><code class=\"language-bash\">%PDF-1.3\n%\u4e8f\ue771\n1 0 obj\n&lt;&lt; \/Pages 2 0 R \/Type \/Catalog &gt;&gt;\nendobj\n2 0 obj\n&lt;&lt; \/Count 1 \/Kids [ 3 0 R ] \/Type \/Pages &gt;&gt;\nendobj\n3 0 obj\n&lt;&lt; \/Contents 4 0 R \/MediaBox [ 0 0 595 842 ] \/Parent 2 0 R \/Resources &lt;&lt; \/Font &lt;&lt; \/F1 &lt;&lt; \/BaseFont \/Helvetica \/Subtype \/Type1 \/Type \/Font &gt;&gt; &gt;&gt; &gt;&gt; \/Type \/Page &gt;&gt;\nendobj\n4 0 obj\n&lt;&lt; \/Length 53 \/Filter \/FlateDecode &gt;&gt;\nstream\nx\u6ebfr\n\u5d4bw3T0 I?21P070I\u5d4b\u9912\u8715 ?\u850d \u8d66r\n?\u6ee0\n?endstream\nendobj\nxref\n0 5\n0000000000 65535 f\n0000000015 00000 n\n0000000064 00000 n\n0000000123 00000 n\n0000000300 00000 n\ntrailer &lt;&lt; \/Root 1 0 R \/Size 5 \/ID [&lt;ee5d509761ba5ef60d74840dbaff2a03&gt;&lt;ee5d509761ba5ef60d74840dbaff2a03&gt;] &gt;&gt;\nstartxref\n424\n%%EOF<\/code><\/pre>\n<p>\u8fd9\u4e2a PDF \u6587\u4ef6\u7531\u6587\u4ef6\u5934\u3001\u5bf9\u8c61\u5b9a\u4e49\u3001\u4ea4\u53c9\u5f15\u7528\u8868\u3001\u6587\u4ef6\u5c3e\u7ec4\u6210<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E6%96%87%E4%BB%B6%E5%A4%B4\"><\/span>\u6587\u4ef6\u5934<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<pre><code class=\"language-bash\">%PDF-1.3\n%\u4e8f\ue771<\/code><\/pre>\n<p>\u6587\u4ef6\u5934\u8868\u660e\u4e86 PDF \u9075\u5faa\u7684\u7248\u672c\uff0c\u6bd4\u5982\u8fd9\u91cc\u662f 1.3 \u7248\u3002\u7b2c 2 \u884c\u4ee5 % \u5f00\u5934\u7684\u662f\u6ce8\u91ca\u884c\uff0c\u521b\u5efa PDF \u7684\u8f6f\u4ef6\u6dfb\u52a0\u7684\u4fe1\u606f\uff0c\u4e0d\u5f71\u54cd PDF \u663e\u793a\u5185\u5bb9\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%AF%B9%E8%B1%A1%E5%AE%9A%E4%B9%89\"><\/span>\u5bf9\u8c61\u5b9a\u4e49<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6bcf\u4e00\u4e2a\u5bf9\u8c61\u5b9a\u4e49\u90fd\u662f\u7531\u4e0b\u9762\u683c\u5f0f\u7ec4\u6210<\/p>\n<pre><code class=\"language-bash\">\u5bf9\u8c61\u7f16\u53f7 \u4e16\u4ee3\u7f16\u53f7 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\/Type1 \/Type \/Font &gt;&gt; &gt;&gt; &gt;&gt; \/Type \/Page &gt;&gt;\nendobj<\/code><\/pre>\n<p>\u2463\u7b2c\u56db\u4e2a\uff1a<br \/>\n\u8fd9\u662f\u4e00\u4e2a\u6d41\u5bf9\u8c61<\/p>\n<ul>\n<li>\/Filter \/FlateDecode\uff1a\u4f7f\u7528\u4e86 FlateDecode \u8fc7\u6ee4\u5668\u8fdb\u884c\u538b\u7f29<\/li>\n<li>\/Length 53\uff1a\u672a\u538b\u7f29\u7684\u957f\u5ea6\u4e3a 53<\/li>\n<li>stream \u548c endstream \u4e4b\u95f4\u7684\u5c31\u662f\u538b\u7f29\u540e\u7684\u6d41\u6570\u636e\uff08\u4e8c\u8fdb\u5236\u6570\u636e\uff09<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">4 0 obj\n&lt;&lt; \/Length 53 \/Filter \/FlateDecode &gt;&gt;\nstream\nx\u6ebfr\n\u5d4bw3T0 I?21P070I\u5d4b\u9912\u8715 ?\u850d \u8d66r\n?\u6ee0\n?endstream\nendobj<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BA%A4%E5%8F%89%E5%BC%95%E7%94%A8%E8%A1%A8\"><\/span>\u4ea4\u53c9\u5f15\u7528\u8868<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>xref 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class=\"language-bash\">xref\n0 5\n0000000000 65535 f\n0000000015 00000 n\n0000000064 00000 n\n0000000123 00000 n\n0000000300 00000 n<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E6%96%87%E4%BB%B6%E5%B0%BE\"><\/span>\u6587\u4ef6\u5c3e<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>trailer \u8868\u793a\u6587\u4ef6\u5c3e\u5f00\u59cb<\/p>\n<ul>\n<li>\/Root 1 0 R\uff1a\u8868\u793a\u6587\u4ef6\u7684\u76ee\u5f55\u5bf9\u8c61\u662f\u7f16\u53f7\u4e3a1\u7684\u5bf9\u8c61<\/li>\n<li>\/Size 5\uff1a\u8868\u793a\u6587\u4ef6\u4e2d\u5171\u67095\u4e2a\u5bf9\u8c61<\/li>\n<li>\/ID\uff1a\u8868\u793a\u6587\u4ef6\u7684\u552f\u4e00\u6807\u8bc6\u7b26\uff0c\u8fd9\u91cc\u6709\u4e24\u4e2a\u76f8\u540c\u7684\u6807\u8bc6\u7b26\uff0c\u7528\u4e8e\u6807\u8bc6\u6587\u4ef6\u7684\u7248\u672c<\/li>\n<li>startxref\uff1a\u8868\u793a\u4ea4\u53c9\u5f15\u7528\u8868\u7684\u8d77\u59cb\u4f4d\u7f6e<\/li>\n<li>424\uff1a\u4ea4\u53c9\u5f15\u7528\u8868\u7684\u8d77\u59cb\u4f4d\u7f6e\u662f\u6587\u4ef6\u7684\u7b2c424\u5b57\u8282<\/li>\n<li>%%EOF\uff1a\u8868\u793a\u6587\u4ef6\u7684\u7ed3\u675f<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">trailer &lt;&lt; \/Root 1 0 R \/Size 5 \/ID [&lt;ee5d509761ba5ef60d74840dbaff2a03&gt;&lt;ee5d509761ba5ef60d74840dbaff2a03&gt;] &gt;&gt;\nstartxref\n424\n%%EOF<\/code><\/pre>\n<h1><span class=\"ez-toc-section\" id=\"PDF_%E4%B8%AD%E5%AF%B9%E8%B1%A1%E7%B1%BB%E5%9E%8B\"><\/span>PDF \u4e2d\u5bf9\u8c61\u7c7b\u578b<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2><span class=\"ez-toc-section\" id=\"%E6%95%B4%E6%95%B0%E5%92%8C%E6%95%B4%E6%95%B0\"><\/span>\u6574\u6570\u548c\u6574\u6570<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6574\u6570\u5199\u4e3a\u4e00\u4e2a\u6216\u591a\u4e2a\u5341\u8fdb\u5236\u6570\u5b57\uff0c\u7b26\u53f7\u53ef\u9009<\/p>\n<pre><code class=\"language-bash\">0 +5 -5 5<\/code><\/pre>\n<p>\u5b9e\u6570\u88ab\u5199\u4e3a\u4e00\u4e2a\u6216\u591a\u4e2a\u5341\u8fdb\u5236\u6570\u5b57\uff0c\u53ef\u9009\u5730\u524d\u9762\u5e26\u6709\u52a0\u53f7\u6216\u51cf\u53f7\uff0c \u5e76\u4e14\u53ef\u9009\u7684\u6709\u4e00\u4e2a\u5c0f\u6570\u70b9<\/p>\n<pre><code class=\"language-bash\">0.0 0. .0 -0.002 123.4<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E5%AD%97%E7%AC%A6%E4%B8%B2\"><\/span>\u5b57\u7b26\u4e32<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5b57\u7b26\u4e32\u7528\u5c0f\u62ec\u53f7\uff08\u82f1\u6587\u7b26\u53f7\uff0c\u4e0b\u540c\uff09\u62ec\u8d77\u6765<\/p>\n<pre><code class=\"language-bash\">(\u6211\u662f\u4e00\u4e2a\u5b57\u7b26\u4e32)<\/code><\/pre>\n<p>\u8f6c\u4e49\u5b57\u7b26\u4f7f\u7528\u53cd\u659c\u6760\uff0c\u8981\u8868\u793a\u53cd\u659c\u6760\u81ea\u8eab\u6216\u5c0f\u62ec\u53f7\uff0c\u524d\u9762\u9700\u8981\u52a0\u53cd\u659c\u6760\u8f6c\u4e49\u3002<br \/>\n\u4e00\u4e9b\u8f6c\u79fb\u5b57\u7b26\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u5b57\u7b26\u5e8f\u5217<\/th>\n<th>\u542b\u4e49<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\\n<\/td>\n<td>\u6362\u884c<\/td>\n<\/tr>\n<tr>\n<td>\\r<\/td>\n<td>\u56de\u8f66<\/td>\n<\/tr>\n<tr>\n<td>\\t<\/td>\n<td>\u6c34\u5e73\u5236\u8868\u7b26<\/td>\n<\/tr>\n<tr>\n<td>\\b<\/td>\n<td>\u9000\u683c<\/td>\n<\/tr>\n<tr>\n<td>\\f<\/td>\n<td>\u6362\u9875\u7b26<\/td>\n<\/tr>\n<tr>\n<td>\\ddd<\/td>\n<td>\u4e09\u4e2a\u516b\u8fdb\u5236\u6570\u5b57\u7684\u5b57\u7b26\u4ee3\u7801<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E5%AD%97%E7%AC%A6%E4%B8%B2\"><\/span>\u5341\u516d\u8fdb\u5236\u5b57\u7b26\u4e32<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u4f7f\u7528&lt;&gt;\u62ec\u5341\u516d\u8fdb\u5236\u6570\u5b57\u5e8f\u5217\uff0c\u5982 &lt; 0A2B34FF&gt; \u8868\u793a 0x0A\u30010x2B\u3001 0x34\u30010xFF \u56db\u4e2a\u5b57\u8282\uff0c\u5373\u4fe9\u4fe9\u7b97\u4e00\u4e2a\u5b57\u8282<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%90%8D%E7%A7%B0\"><\/span>\u540d\u79f0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u540d\u79f0\u4ee5\u659c\u6760\u5f00\u5934\uff0c\u4f5c\u4e3a\u5b57\u5178\u7684\u952e\u548c\u5b9a\u4e49\u5404\u79cd\u591a\u503c\u5bf9\u8c61<\/p>\n<pre><code class=\"language-bash\">\/Age\n\/Name<\/code><\/pre>\n<p>\u53ef\u4ee5\u4f7f\u7528\uff03\u52a0\u4e24\u4f4d\u5341\u516d\u8fdb\u5236\u6570\u5b57\uff0c\u5f15\u5165 ASCII \u5b57\u7b26<\/p>\n<pre><code class=\"language-bash\">\/My#20\/Name<\/code><\/pre>\n<p>\u5341\u516d\u8fdb\u5236\u6570 0x20 \u5bf9\u5e94\u7684\u5b57\u7b26\u662f\u7a7a\u683c\uff0c\u5373\u5b9e\u9645\u8fd9\u4e2a\u540d\u79f0\u662f<\/p>\n<pre><code class=\"language-bash\">\/My Name<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E5%B8%83%E5%B0%94%E5%80%BC\"><\/span>\u5e03\u5c14\u503c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u503c\u53ef\u4ee5\u4e3a true \u548c false\uff0c\u5e38\u7528\u4e8e\u5b57\u5178\u4e2d\u4f5c\u4e3a\u6807\u5fd7<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E6%95%B0%E7%BB%84\"><\/span>\u6570\u7ec4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6570\u7ec4\u7528\u4e2d\u62ec\u53f7\u62ec\u8d77\u6765\uff0c\u6709\u5e8f\u96c6\u5408\uff0c\u6570\u7ec4\u4e2d\u5b50\u5143\u7d20\u53ef\u4ee5\u4e0d\u662f\u540c\u4e00\u7c7b\u578b<br \/>\n\u6bd4\u5982\u4e0b\u9762\u7684\u6570\u7ec4\u5305\u542b\u4e86\u4e09\u4e2a\u5143\u7d20\uff1a\/red\u3001\/blue \u3001[123 4.5]\uff0c\u7b2c\u4e09\u4e2a\u5143\u7d20\u53c8\u662f\u4e00\u4e2a\u6570\u7ec4\uff0c\u8fd9\u4e2a\u6570\u7ec4\u5305\u542b 123 \u548c 4.5 \u4e24\u4e2a\u5143\u7d20\u3002<\/p>\n<pre><code class=\"language-bash\">[\/red \/blue [123 4.5]]<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E5%AD%97%E5%85%B8\"><\/span>\u5b57\u5178<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u8868\u793a\u952e\u503c\u5bf9\u7684\u65e0\u5e8f\u96c6\u5408\uff0c\u7528\u4e24\u5c42\u5c16\u62ec\u53f7\u62ec\u8d77\u6765&lt;&lt;&gt;&gt;<br \/>\n\u4e0b\u9762\u7684\u4f8b\u5b50\u5c06 \/one \u6620\u5c04\u5230 1\uff0c\/two \u6620\u5c04\u5230 2\uff0c\/three \u6620\u5c04\u5230 3<\/p>\n<pre><code class=\"language-bash\">&lt;&lt;\/one 1 \/two 2 \/three 3&gt;&gt;<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E5%BC%95%E7%94%A8\"><\/span>\u5f15\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u5f15\u7528\u683c\u5f0f\u4e3a<\/p>\n<pre><code class=\"language-bash\">\u5bf9\u8c61\u7f16\u53f7 \u4e16\u4ee3\u7f16\u53f7 R<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E6%B5%81%E5%92%8C%E8%BF%87%E6%BB%A4%E5%99%A8\"><\/span>\u6d41\u548c\u8fc7\u6ee4\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u6d41\u7528\u4e8e\u5b58\u50a8\u4e8c\u8fdb\u5236\u6570\u636e\u3002\u5b83\u4eec\u7531\u5b57\u5178\u548c\u4e00\u5927\u5757\u4e8c\u8fdb\u5236\u6570\u636e\u7ec4\u6210\u3002 \u5b57\u5178\u6839\u636e\u6d41\u6240\u653e\u7f6e\u7684\u7279\u5b9a\u7528\u9014\u5217\u51fa\u6570\u636e\u7684\u957f\u5ea6\uff0c\u4ee5\u53ca\u53ef\u9009\u7684\u5176\u4ed6\u53c2\u6570\u3002<br \/>\n\u4ece\u8bed\u6cd5\u4e0a\u8bb2\uff0c\u6d41\u7531\u5b57\u5178\u7ec4\u6210\uff0c\u540e\u8ddfstream\u5173\u952e\u5b57\uff0c \u6362\u884c\u7b26\uff08<LF>\u6216<CR> <LF>\uff09\uff0c\u96f6\u4e2a\u6216\u591a\u4e2a\u5b57\u8282\u7684\u6570\u636e\uff0c \u53e6\u4e00\u4e2a\u6362\u884c\u7b26\uff0c\u6700\u540e\u662fendstream\u5173\u952e\u5b57\u3002<br \/>\n\u538b\u7f29\u65b9\u6cd5\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th>\u65b9\u6cd5\u540d\u79f0<\/th>\n<th>\u63cf\u8ff0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\/ASCIIHexDecode<\/td>\n<td>\u4e3a\u538b\u7f29\u6570\u636e\u4e2d\u7684\u6bcf\u5bf9\u5341\u516d\u8fdb\u5236\u6570\u5b57\u751f\u6210\u4e00\u4e2a\u5b57\u8282\u7684\u672a\u538b\u7f29\u6570\u636e\u3002<code>&gt;<\/code>\u8868\u793a\u6570\u636e\u7ed3\u675f\u3002\u7a7a\u683c\u88ab\u5ffd\u7565\u3002\u8fd9\u4e2a\u8fc7\u6ee4\u5668\u548c\/ASCII85Decode\u65e8\u5728\u5c06\u6570\u636e\u51cf\u5c11\u52307\u4f4d<br \/>\u2014\u2014\/ASCII85Decode\u66f4\u590d\u6742\uff0c\u4f46\u66f4\u7d27\u51d1<\/td>\n<\/tr>\n<tr>\n<td>\/ASCII85Decode<\/td>\n<td>\u8fd9\u79cd7\u4f4d\u7f16\u7801\u683c\u5f0f\u4f7f\u7528\u53ef\u6253\u5370\u7684\u5b57\u7b26\u4ece <code>!<\/code> \u5230 <code>u<\/code> \u548c <code>Z<\/code>\u3002\uff08\u8bd1\u8005\u6ce8\uff1a\u5373\u901a\u8fc7\u4e94\u4e2aASCII\u5b57\u7b26\u6765\u8868\u793a\u56db\u4e2a\u5b57\u8282\u7684\u4e8c\u8fdb\u5236\u6570\u636e\u3002\uff09<code>~&gt;<\/code>\u6807\u8bc6\u6570\u636e\u7ed3\u675f<\/td>\n<\/tr>\n<tr>\n<td>\/LZWDecode<\/td>\n<td>\u5b9e\u73b0Lempel-Ziv-Welch\u538b\u7f29\uff0c\u5982TIFF\u56fe\u50cf\u683c\u5f0f\u6240\u4f7f\u7528<\/td>\n<\/tr>\n<tr>\n<td>\/FlateDecode<\/td>\n<td>Flate\u538b\u7f29\uff0c\u7531\u5f00\u6e90zlib\u5e93\u4f7f\u7528\u3002\u5728RFC 1950\u4e2d\u5b9a\u4e49\u3002\/LZWDecode\u548c\/FlateDecode\u90fd\u53ef\u4ee5\u5728\u6d41\u5b57\u5178\u4e2d\u5177\u6709\u9884\u6d4b\u53d8\u91cf\uff0c\u5b83\u4eec\u5b9a\u4e49\u6570\u636e\u7684\u540e\u5904\u7406\u4ee5\u53cd\u8f6c\u5728\u538b\u7f29\u65f6\u5b8c\u6210\u7684\u9884\u5904\u7406<\/td>\n<\/tr>\n<tr>\n<td>\/RunLengthDecode<\/td>\n<td>\u4e00\u4e2a\u7b80\u5355\u7684\u57fa\u4e8e\u5b57\u8282\u7684\u6e38\u7a0b\u538b\u7f29\u5668<\/td>\n<\/tr>\n<tr>\n<td>\/CCITTFaxDecode<\/td>\n<td>\u5b9e\u73b0\u4f20\u771f\u673a\u4f7f\u7528\u7684\u7b2c3\u7ec4\u548c\u7b2c4\u7ec4\u7f16\u7801\u3002\u9002\u7528\u4e8e\u5355\u8272\uff08\u4f4d\u6df1\u5ea6\u4e3a1\uff09\u56fe\u50cf\uff0c\u4e0d\u9002\u7528\u4e8e\u4e00\u822c\u6570\u636e<\/td>\n<\/tr>\n<tr>\n<td>\/JBIG2Decode<\/td>\n<td>\u4e00\u79cd\u66f4\u73b0\u4ee3\uff0c\u66f4\u597d\u7684\u538b\u7f29\u673a\u5236\uff0c\u9002\u7528\u4e8e\u4e0e\/CCITTFaxDecode\u4e00\u8d77\u4f7f\u7528\u7684\u5404\u79cd\u6570\u636e\uff0c\u4f46\u4e5f\u9002\u7528\u4e8e\u7070\u5ea6\u548c\u5f69\u8272\u56fe\u50cf\u548c\u4e00\u822c\u6570\u636e\u3002\u5b9e\u73b0JBIG2\u538b\u7f29\u65b9\u6cd5<\/td>\n<\/tr>\n<tr>\n<td>\/DCTDecode<\/td>\n<td>JPEG\u6709\u635f\u538b\u7f29\u3002\u6574\u4e2aJPEG\u6587\u4ef6\u53ef\u4ee5\u653e\u5728\u8fd9\u91cc\uff0c\u5305\u62ecJPEG\u6587\u4ef6\u5934<\/td>\n<\/tr>\n<tr>\n<td>\/JPXDecode<\/td>\n<td>JPEG2000\u6709\u635f\u548c\u65e0\u635f\u538b\u7f29\u3002\u4ec5\u9650\u4e8eJPX\u57fa\u51c6\u529f\u80fd\u96c6\uff0c\u4f46\u6709\u4e00\u4e9b\u4f8b\u5916<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u8a00 2025.6.3 \u4e0a\u4e2a\u6708\u5728\u67d0\u4e2a\u7f51\u7ad9\u4e0b\u8f7d\u4e86\u67d0\u76d7\u7248\u56fd\u6807PDF\u6587\u4ef6\uff0c\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e86\u5f88\u591a\u94fe\u63a5\uff0c\u968f\u4fbf\u70b9\u51fb\u4e00\u5904\u90fd\u4f1a\u8df3\u8f6c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"zakra_page_container_layout":"customizer","zakra_page_sidebar_layout":"customizer","zakra_remove_content_margin":false,"zakra_sidebar":"customizer","zakra_transparent_header":"customizer","zakra_logo":0,"zakra_main_header_style":"default","zakra_menu_item_color":"","zakra_menu_item_hover_color":"","zakra_menu_item_active_color":"","zakra_menu_active_style":"","zakra_page_header":true,"_lmt_disableupdate":"no","_lmt_disable":"no","footnotes":""},"categories":[1,594],"tags":[],"class_list":["post-20324","post","type-post","status-publish","format-standard","hentry","category-all","category-594"],"modified_by":"IYATT-yx","_links":{"self":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/20324","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=20324"}],"version-history":[{"count":25,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/20324\/revisions"}],"predecessor-version":[{"id":20367,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=\/wp\/v2\/posts\/20324\/revisions\/20367"}],"wp:attachment":[{"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=20324"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20324"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.iyatt.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20324"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}