{"id":595,"date":"2025-12-07T10:11:06","date_gmt":"2025-12-07T02:11:06","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=595"},"modified":"2025-12-07T10:11:06","modified_gmt":"2025-12-07T02:11:06","slug":"node-js%e5%ae%9e%e7%8e%b0%e6%96%87%e6%9c%ac%e4%b8%8epdf%e7%9b%b8%e4%ba%92%e8%bd%ac%e6%8d%a2%e7%9a%84%e4%bb%a3%e7%a0%81%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2025\/12\/07\/node-js%e5%ae%9e%e7%8e%b0%e6%96%87%e6%9c%ac%e4%b8%8epdf%e7%9b%b8%e4%ba%92%e8%bd%ac%e6%8d%a2%e7%9a%84%e4%bb%a3%e7%a0%81%e8%af%a6%e8%a7%a3\/","title":{"rendered":"Node.js\u5b9e\u73b0\u6587\u672c\u4e0epdf\u76f8\u4e92\u8f6c\u6362\u7684\u4ee3\u7801\u8be6\u89e3"},"content":{"rendered":"\n<p>\u4e0b\u9762\u7ed9\u4f60\u4e00\u4efd <strong>\u300aNode.js \u5b9e\u73b0 TXT \u21c4 PDF \u76f8\u4e92\u8f6c\u6362\u7684\u5b8c\u6574\u65b9\u6848 + \u4ee3\u7801\u8be6\u89e3\u300b<\/strong>\uff0c\u5305\u542b\uff1a<\/p>\n\n\n\n<p>\u2714 TXT \u2192 PDF<br>\u2714 PDF \u2192 TXT\uff08\u63d0\u53d6\u6587\u5b57\uff09<br>\u2714 \u4f7f\u7528\u4e24\u5957\u5e93\uff08<code>pdfkit<\/code>\u3001<code>pdf-parse<\/code>\uff09<br>\u2714 \u5173\u952e\u6ce8\u610f\u4e8b\u9879\uff08\u6362\u884c\u3001\u7f16\u7801\u3001\u4e2d\u6587\u5b57\u4f53\u5d4c\u5165\uff09<br>\u2714 \u53ef\u76f4\u63a5\u8fd0\u884c\u5b8c\u6574\u4ee3\u7801\u793a\u4f8b<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\ude80 \u4e00\u3001\u73af\u5883\u51c6\u5907<\/h1>\n\n\n\n<p>\u5b89\u88c5\u4e24\u4e2a\u6838\u5fc3\u5305\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nnpm install pdfkit pdf-parse\n\n<\/pre><\/div>\n\n\n<p>\u8bf4\u660e\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u4f5c\u7528<\/th><th>\u5305<\/th><\/tr><\/thead><tbody><tr><td>\u751f\u6210 PDF\uff08TXT \u2192 PDF\uff09<\/td><td>pdfkit<\/td><\/tr><tr><td>\u89e3\u6790 PDF\uff08PDF \u2192 TXT\uff09<\/td><td>pdf-parse<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\udccc \u4e8c\u3001TXT \u2192 PDF\uff08Node.js \u751f\u6210 PDF \u6587\u4ef6\uff09<\/h1>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>\u6ce8\u610f\uff1a\u9ed8\u8ba4 PDFKit \u4e0d\u652f\u6301\u4e2d\u6587\uff0c\u9700\u8981\u52a0\u8f7d\u5b57\u4f53\uff01<\/strong><\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">\u2460 \u521b\u5efa\u76ee\u5f55\u7ed3\u6784<\/h2>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nproject\/\n \u251c\u2500 index.js\n \u251c\u2500 input.txt\n \u2514\u2500 fonts\/\n      \u2514\u2500 NotoSansSC-Regular.otf   \/\/ \u63a8\u8350\u4f7f\u7528\u5f00\u6e90\u4e2d\u6587\u5b57\u4f53\n\n<\/pre><\/div>\n\n\n<p>\u5e38\u7528\u514d\u8d39\u4e2d\u6587\u5b57\u4f53\uff08Google Noto\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/fonts.google.com\/noto\/specimen\/Noto+Sans+SC\n<\/div><\/figure>\n\n\n\n<p>\u4e0b\u8f7d\u540e\u653e\u5165 fonts \u76ee\u5f55\u5373\u53ef\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u2705 \u2461 TXT \u2192 PDF \u5b8c\u6574\u4ee3\u7801\uff08\u53ef\u76f4\u63a5\u8fd0\u884c\uff09<\/h1>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n\/\/ convert-txt-to-pdf.js\nconst fs = require(&#039;fs&#039;);\nconst PDFDocument = require(&#039;pdfkit&#039;);\n\nfunction txtToPdf(inputPath, outputPath) {\n  const text = fs.readFileSync(inputPath, &quot;utf-8&quot;);\n\n  const doc = new PDFDocument({\n    font: &quot;fonts\/NotoSansSC-Regular.otf&quot;,\n    margin: 50\n  });\n\n  doc.pipe(fs.createWriteStream(outputPath));\n\n  doc.font(&quot;fonts\/NotoSansSC-Regular.otf&quot;)\n     .fontSize(12)\n     .text(text, {\n        lineGap: 4,\n        paragraphGap: 10\n     });\n\n  doc.end();\n\n  console.log(&quot;TXT \u8f6c PDF \u6210\u529f:&quot;, outputPath);\n}\n\n\/\/ \u8c03\u7528\ntxtToPdf(&quot;input.txt&quot;, &quot;output.pdf&quot;);\n\n<\/pre><\/div>\n\n\n<p>\ud83d\udccc \u652f\u6301\u4e2d\u6587\u3001\u6362\u884c\u3001\u81ea\u52a8\u5206\u9875<br>\ud83d\udccc 100% \u53ef\u8fd0\u884c<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\ude80 \u4e09\u3001PDF \u2192 TXT\uff08\u63d0\u53d6 PDF \u5185\u5bb9\uff09<\/h1>\n\n\n\n<p>\u4f7f\u7528 <code>pdf-parse<\/code> \u63d0\u53d6\u7eaf\u6587\u672c\u5185\u5bb9\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\ud83d\udccc \u652f\u6301\u4e2d\u6587\uff08PDF \u5185\u5fc5\u987b\u5d4c\u5165\u5b57\u4f53\uff09<br>\u65e0\u6cd5\u63d0\u53d6\u56fe\u7247\u4e2d\u7684\u6587\u5b57\uff08\u90a3\u5fc5\u987b\u7528 OCR\uff09<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\u2705 PDF \u2192 TXT \u5b8c\u6574\u4ee3\u7801<\/h1>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n\/\/ convert-pdf-to-txt.js\nconst fs = require(&#039;fs&#039;);\nconst pdfParse = require(&#039;pdf-parse&#039;);\n\nasync function pdfToTxt(inputPath, outputPath) {\n  const buffer = fs.readFileSync(inputPath);\n\n  const data = await pdfParse(buffer);\n\n  fs.writeFileSync(outputPath, data.text, &quot;utf-8&quot;);\n\n  console.log(&quot;PDF \u8f6c TXT \u6210\u529f:&quot;, outputPath);\n}\n\n\/\/ \u8c03\u7528\npdfToTxt(&quot;output.pdf&quot;, &quot;parsed.txt&quot;);\n\n<\/pre><\/div>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83d\udccc \u56db\u3001PDF \u2192 TXT \u89e3\u6790\u5f97\u5230\u7684\u5185\u5bb9\u7ed3\u6784<\/h1>\n\n\n\n<p><code>pdf-parse<\/code> \u8fd4\u56de\u4e00\u4e2a\u5bf9\u8c61\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n{\n  numpages: 3,\n  numrender: 3,\n  info: { ... },\n  metadata: {},\n  text: &quot;...\u89e3\u6790\u51fa\u7684\u6587\u672c...&quot;\n}\n\n<\/pre><\/div>\n\n\n<p>\u4f60\u4e3b\u8981\u7528 <code>data.text<\/code>\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83e\udde9 \u4e94\u3001TXT \u21c4 PDF \u7f3a\u9677 &amp; \u6ce8\u610f\u4e8b\u9879<\/h1>\n\n\n\n<h3 class=\"wp-block-heading\">1. PDFKit \u9ed8\u8ba4\u4e0d\u652f\u6301\u4e2d\u6587<\/h3>\n\n\n\n<p>\u5fc5\u987b\u52a0\u8f7d\u4e2d\u6587\u5b57\u4f53\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\ndoc.font(&quot;fonts\/NotoSansSC-Regular.otf&quot;);\n\n<\/pre><\/div>\n\n\n<p>\u5426\u5219\u4e2d\u6587\u4f1a\u53d8\u6210\u65b9\u5757\uff08\u25a1\uff09\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. PDF \u2192 TXT \u53ef\u80fd\u4f1a\u4e22\u5931\u683c\u5f0f<\/h3>\n\n\n\n<p>PDF \u672c\u8d28\u4e0a\u662f\u7edd\u5bf9\u5b9a\u4f4d\u7684\u6392\u7248\u6587\u4ef6\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6362\u884c\u53ef\u80fd\u4e0d\u5b8c\u5168\u51c6\u786e<\/li>\n\n\n\n<li>\u591a\u680f\u6392\u7248\u7684\u987a\u5e8f\u53ef\u80fd\u6df7\u4e71<\/li>\n\n\n\n<li>\u8868\u683c\u4e0d\u4f1a\u8f6c\u6362\u6210\u8868\u683c\uff08\u53d8\u6210\u7eaf\u6587\u672c\uff09<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u56fe\u7247\u4e2d\u7684\u6587\u5b57\u4e0d\u80fd\u63d0\u53d6<\/h3>\n\n\n\n<p>\u5fc5\u987b\u4f7f\u7528 OCR\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>tesseract.js<\/code><\/li>\n\n\n\n<li>\u4e91 OCR \u63a5\u53e3\uff08\u817e\u8baf\/\u963f\u91cc\/\u767e\u5ea6\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u4f60\u9700\u8981\uff0c\u6211\u53ef\u4ee5\u7ed9\u4f60\u63d0\u4f9b <strong>Node.js OCR \u63d0\u53d6 PDF \u4e2d\u6587\u7684\u5b8c\u6574\u4ee3\u7801<\/strong>\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 class=\"wp-block-heading\">\ud83c\udfc1 \u516d\u3001\u6574\u5408\uff1a\u5199\u4e00\u4e2a\u53cc\u5411\u8f6c\u6362 CLI \u5de5\u5177\uff08\u9644\u5b8c\u6574\u4ee3\u7801\uff09<\/h1>\n\n\n\n<p>\u5982\u9700\u4e00\u4e2a\uff1a<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\nnode convert.js --txt input.txt --pdf out.pdf\nnode convert.js --pdf input.pdf --txt out.txt\n\n<\/pre><\/div>","protected":false},"excerpt":{"rendered":"<p>\u4e0b\u9762\u7ed9\u4f60\u4e00\u4efd \u300aNode.js \u5b9e\u73b0 TXT \u21c4 PDF \u76f8\u4e92\u8f6c\u6362\u7684\u5b8c\u6574\u65b9\u6848 +&#8230; <a class=\"more-link\" href=\"https:\/\/www.52runoob.com\/index.php\/2025\/12\/07\/node-js%e5%ae%9e%e7%8e%b0%e6%96%87%e6%9c%ac%e4%b8%8epdf%e7%9b%b8%e4%ba%92%e8%bd%ac%e6%8d%a2%e7%9a%84%e4%bb%a3%e7%a0%81%e8%af%a6%e8%a7%a3\/\">Continue Reading &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-595","post","type-post","status-publish","format-standard","hentry","category-javascript"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/595","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/comments?post=595"}],"version-history":[{"count":1,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/595\/revisions"}],"predecessor-version":[{"id":596,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/595\/revisions\/596"}],"wp:attachment":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/media?parent=595"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/categories?post=595"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/tags?post=595"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}