{"id":4944,"date":"2025-06-01T14:02:35","date_gmt":"2025-06-04T06:13:34","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4944"},"modified":"2025-06-04T14:02:35","modified_gmt":"2025-06-04T06:13:34","slug":"%e5%ad%b8%e7%bf%92typescript%e4%b8%ad%e7%9a%84base64%e7%b7%a8%e7%a2%bc-%e8%a7%a3%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/typescript\/%e5%ad%b8%e7%bf%92typescript%e4%b8%ad%e7%9a%84base64%e7%b7%a8%e7%a2%bc-%e8%a7%a3%e7%a2%bc\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 TypeScript \u4e2d\u7684 Base64 \u7de8\u78bc\u8207\u89e3\u78bc\u6280\u5de7"},"content":{"rendered":"<p><meta name=\"keywords\" content=\"TypeScript, Base64, \u7de8\u78bc, \u89e3\u78bc, JavaScript, \u8cc7\u6599\u5b89\u5168\"><\/p>\n<h1>\u6df1\u5165\u4e86\u89e3 TypeScript \u4e2d\u7684 Base64 \u7de8\u78bc\u8207\u89e3\u78bc\u6280\u5de7<\/h1>\n<p>TypeScript \u662f\u7531 Microsoft \u958b\u767c\u7684 JavaScript \u8d85\u96c6\uff0c\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u975c\u614b\u985e\u578b\u548c\u5176\u4ed6\u529f\u80fd\uff0c\u4f7f\u5176\u80fd\u5920\u7de8\u5beb\u66f4\u9ad8\u6548\u4e14\u53ef\u7dad\u8b77\u7684\u7a0b\u5f0f\u78bc\u3002\u5728\u73fe\u4eca\u7684\u7db2\u8def\u74b0\u5883\u4e2d\uff0c\u5b89\u5168\u7684\u8cc7\u6599\u50b3\u8f38\u8b8a\u5f97\u6108\u52a0\u91cd\u8981\uff0c\u4f7f\u7528 Base64 \u7de8\u78bc\u548c\u89e3\u78bc\u6280\u8853\u4f86\u8655\u7406\u5b57\u4e32\u662f\u5176\u4e2d\u4e00\u7a2e\u6709\u6548\u7684\u65b9\u5f0f\u3002<\/p>\n<h2>Base64 \u7de8\u78bc\u8207\u89e3\u78bc\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>Base64 \u7de8\u78bc\u662f\u4e00\u7a2e\u5c07\u4e8c\u9032\u4f4d\u8cc7\u6599\u8f49\u63db\u70ba ASCII \u5b57\u5143\u7684\u65b9\u5f0f\uff0c\u5b83\u5c07\u6bcf 3 \u500b\u5b57\u5143\u7684\u8cc7\u6599\u8f49\u63db\u70ba 4 \u500b\u53ef\u986f\u793a\u7684\u5b57\u5143\u3002\u9019\u6a23\u7684\u8f49\u63db\u4f7f\u5f97\u8cc7\u6599\u53ef\u4ee5\u5b89\u5168\u5730\u5d4c\u5165\u5728 URL\u3001\u96fb\u5b50\u90f5\u4ef6\u7b49\u5730\u65b9\uff0c\u907f\u514d\u4e86\u7279\u6b8a\u5b57\u5143\u5f15\u8d77\u7684\u554f\u984c\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u7576\u6211\u5011\u6709\u5b57\u4e32 &#8220;Hello World&#8221; \u6642\uff0c\u7d93\u904e Base64 \u7de8\u78bc\u5f8c\u7684\u7d50\u679c\u70ba\uff1a<\/p>\n<pre class=\"brush: python\">\nSGVsbG8gV29ybGQ=\n<\/pre>\n<p>\u9019\u6a23\u7684\u7de8\u78bc\u65b9\u5f0f\u4f7f\u5f97\u8cc7\u6599\u5728\u50b3\u8f38\u904e\u7a0b\u4e2d\u66f4\u70ba\u5b89\u5168\u4e14\u53ef\u9760\u3002<\/p>\n<h2>\u5982\u4f55\u5728 TypeScript \u4e2d\u5be6\u73fe Base64 \u7de8\u78bc\u8207\u89e3\u78bc<\/h2>\n<p>\u5728 TypeScript \u4e2d\uff0c\u4f7f\u7528\u5167\u5efa\u7684 <code>btoa()<\/code> \u548c <code>atob()<\/code> \u51fd\u5f0f\u9032\u884c Base64 \u7de8\u78bc\u8207\u89e3\u78bc\u662f\u975e\u5e38\u7c21\u55ae\u7684\u3002\u4ee5\u4e0b\u662f\u5177\u9ad4\u7684\u7bc4\u4f8b\uff1a<\/p>\n<p>### \u7de8\u78bc\u793a\u4f8b<br \/>\n&#8220;`typescript<br \/>\nlet str: string = &#8220;Hello World&#8221;;<br \/>\nlet encodedStr: string = btoa(str);<br \/>\nconsole.log(encodedStr); \/\/ \u8f38\u51fa: SGVsbG8gV29ybGQ=<br \/>\n&#8220;`<\/p>\n<p>### \u89e3\u78bc\u793a\u4f8b<br \/>\n&#8220;`typescript<br \/>\nlet encodedStr: string = &#8220;SGVsbG8gV29ybGQ=&#8221;;<br \/>\nlet decodedStr: string = atob(encodedStr);<br \/>\nconsole.log(decodedStr); \/\/ \u8f38\u51fa: Hello World<br \/>\n&#8220;`<\/p>\n<p>\u9019\u6bb5\u7a0b\u5f0f\u78bc\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 <code>btoa()<\/code> \u5c07\u5b57\u4e32\u7de8\u78bc\uff0c\u4e26\u4f7f\u7528 <code>atob()<\/code> \u5c07\u7de8\u78bc\u7684\u5b57\u4e32\u89e3\u78bc\u56de\u539f\u59cb\u5b57\u4e32\u3002\u9019\u4e9b\u529f\u80fd\u5728\u8655\u7406\u7528\u6236\u8cc7\u6599\u3001\u52a0\u5bc6\u4fe1\u606f\u6216\u5728\u7db2\u8def\u50b3\u8f38\u4e2d\u90fd\u975e\u5e38\u6709\u7528\u3002<\/p>\n<h2>\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u5728\u5be6\u969b\u958b\u767c\u4e2d\uff0cBase64 \u7de8\u78bc\u7d93\u5e38\u7528\u65bc\u5c07\u5716\u7247\u6216\u5176\u4ed6\u6a94\u6848\u5d4c\u5165\u5230 HTML \u548c CSS \u4e2d\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11 HTTP \u8acb\u6c42\u7684\u6578\u91cf\uff0c\u63d0\u5347\u7db2\u9801\u7684\u52a0\u8f09\u901f\u5ea6\u3002\u4f8b\u5982\uff1a<\/p>\n<p>&#8220;`typescript<br \/>\nlet image: string = &#8220;data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUA&#8230;&#8221;;<br \/>\n&#8220;`<\/p>\n<p>\u9019\u7a2e\u61c9\u7528\u5834\u666f\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6027\u80fd\uff0c\u9084\u6539\u5584\u4e86\u4f7f\u7528\u8005\u9ad4\u9a57\u3002<\/p>\n<h2>\u7e3d\u7d50<\/h2>\n<p>\u672c\u6587\u4ecb\u7d39\u4e86 TypeScript \u4e2d\u7684 Base64 \u7de8\u78bc\u8207\u89e3\u78bc\u539f\u7406\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528 <code>btoa()<\/code> \u548c <code>atob()<\/code> \u51fd\u5f0f\u9032\u884c\u76f8\u95dc\u64cd\u4f5c\u3002\u638c\u63e1 Base64 \u7de8\u78bc\u4e0d\u50c5\u80fd\u63d0\u9ad8\u8cc7\u6599\u50b3\u8f38\u7684\u5b89\u5168\u6027\uff0c\u9084\u80fd\u5728\u958b\u767c\u4e2d\u5e36\u4f86\u66f4\u591a\u4fbf\u5229\uff0c\u8b93\u6211\u5011\u5728 TypeScript \u7684\u4e16\u754c\u4e2d\u63a2\u7d22\u66f4\u591a\u53ef\u80fd\u6027\u3002<\/p>\n<p>&#8212;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6458\u8981\uff1a\u5b78\u7fd2\u5982\u4f55\u4f7f\u7528TypeScript\u4e2d\u7684Base64\u7de8\u78bc\/\u89e3\u78bc\u529f\u80fd\uff0c\u4e86\u89e3\u5982\u4f55\u5c07\u5b57\u4e32\u8f49\u63db\u70baBase64\u7de8\u78bc\uff0c\u4ee5\u53ca\u5982\u4f55\u5c07Base64\u7de8\u78bc\u89e3\u78bc\u70ba\u5b57\u4e32\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[187],"tags":[186],"class_list":["post-4944","post","type-post","status-publish","format-standard","hentry","category-typescript","tag-typescript"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1hK","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4944","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=4944"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4944\/revisions"}],"predecessor-version":[{"id":4945,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4944\/revisions\/4945"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4944"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4944"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4944"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}