{"id":802,"date":"2025-12-20T14:36:46","date_gmt":"2025-12-20T06:36:46","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=802"},"modified":"2025-12-20T14:36:46","modified_gmt":"2025-12-20T06:36:46","slug":"html%e7%9a%84img%e5%85%83%e7%b4%a0%e6%97%a0%e6%b3%95%e6%98%be%e7%a4%babase64%e5%9b%be%e7%89%87%e7%9a%84%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-2","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2025\/12\/20\/html%e7%9a%84img%e5%85%83%e7%b4%a0%e6%97%a0%e6%b3%95%e6%98%be%e7%a4%babase64%e5%9b%be%e7%89%87%e7%9a%84%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-2\/","title":{"rendered":"HTML\u7684img\u5143\u7d20\u65e0\u6cd5\u663e\u793abase64\u56fe\u7247\u7684\u539f\u56e0\u5206\u6790\u00a0"},"content":{"rendered":"\n<p>HTML\u7684<code>&lt;img&gt;<\/code>\u5143\u7d20\u65e0\u6cd5\u663e\u793aBase64\u7f16\u7801\u7684\u56fe\u7247\uff0c\u901a\u5e38\u6709\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">1. <strong>Base64\u7f16\u7801\u683c\u5f0f\u9519\u8bef<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Base64\u7f16\u7801\u7684\u56fe\u7247\u9700\u8981\u9075\u5faa\u7279\u5b9a\u7684\u683c\u5f0f\u3002\u5982\u679c\u7f16\u7801\u4e0d\u5b8c\u6574\u6216\u683c\u5f0f\u4e0d\u5bf9\uff0c\u6d4f\u89c8\u5668\u5c06\u65e0\u6cd5\u6b63\u786e\u89e3\u7801\u56fe\u50cf\u5e76\u663e\u793a\u3002\u4f8b\u5982\uff0c\u6b63\u786e\u7684Base64 URL\u5e94\u8be5\u4ee5<code>data:image\/png;base64,<\/code>\u3001<code>data:image\/jpeg;base64,<\/code>\u7b49\u5f62\u5f0f\u5f00\u5934\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u786e\u4fddBase64\u6570\u636e\u524d\u7f00\u6b63\u786e\uff0c\u5e76\u4e14Base64\u5b57\u7b26\u4e32\u6ca1\u6709\u88ab\u622a\u65ad\u6216\u635f\u574f\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. <strong>\u56fe\u7247\u6570\u636e\u8fc7\u5927<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Base64\u7f16\u7801\u4f1a\u4f7f\u56fe\u7247\u7684\u6587\u4ef6\u4f53\u79ef\u589e\u52a0\u5927\u7ea633%\u3002\u5982\u679c\u56fe\u7247\u6587\u4ef6\u8fc7\u5927\uff0cBase64\u7f16\u7801\u540e\u53ef\u80fd\u4f1a\u8d85\u51fa\u6d4f\u89c8\u5668\u7684\u5927\u5c0f\u9650\u5236\uff0c\u5bfc\u81f4\u65e0\u6cd5\u52a0\u8f7d\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u5c3d\u91cf\u4f7f\u7528\u9002\u5f53\u5927\u5c0f\u7684\u56fe\u7247\uff0c\u907f\u514d\u8fc7\u5927\u7684Base64\u5b57\u7b26\u4e32\u3002\u5982\u679c\u56fe\u7247\u8f83\u5927\uff0c\u8003\u8651\u4f7f\u7528\u5176\u4ed6\u65b9\u5f0f\uff08\u5982URL\u5f15\u7528\uff09\u52a0\u8f7d\u56fe\u7247\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">3. <strong>MIME\u7c7b\u578b\u9519\u8bef<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679cBase64\u5b57\u7b26\u4e32\u4e2d\u7684<code>image\/jpeg<\/code>\u3001<code>image\/png<\/code>\u7b49MIME\u7c7b\u578b\u4e0e\u56fe\u7247\u5b9e\u9645\u683c\u5f0f\u4e0d\u5339\u914d\uff0c\u6d4f\u89c8\u5668\u5c06\u65e0\u6cd5\u6b63\u786e\u89e3\u6790\u548c\u663e\u793a\u56fe\u7247\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u786e\u4fdd<code>data:image\/xxx;base64,<\/code>\u90e8\u5206\u7684<code>xxx<\/code>\u7c7b\u578b\u4e0e\u5b9e\u9645\u56fe\u7247\u683c\u5f0f\u5339\u914d\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">4. <strong>HTML\u6216CSS\u8bed\u6cd5\u95ee\u9898<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c<code>&lt;img><\/code>\u6807\u7b7e\u7684<code>src<\/code>\u5c5e\u6027\u6709\u8bed\u6cd5\u9519\u8bef\u6216\u8005HTML\u6807\u8bb0\u4e2d\u6709\u672a\u95ed\u5408\u7684\u6807\u7b7e\u7b49\u95ee\u9898\uff0c\u53ef\u80fd\u5bfc\u81f4\u56fe\u7247\u65e0\u6cd5\u6b63\u786e\u663e\u793a\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u68c0\u67e5<code>&lt;img><\/code>\u6807\u7b7e\u7684\u8bed\u6cd5\u662f\u5426\u6b63\u786e\uff0c\u5982\u5c5e\u6027\u7684\u5f15\u53f7\u662f\u5426\u95ed\u5408\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">5. <strong>\u6d4f\u89c8\u5668\u517c\u5bb9\u6027\u95ee\u9898<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e0d\u540c\u6d4f\u89c8\u5668\u5bf9Base64\u56fe\u7247\u7684\u652f\u6301\u7a0b\u5ea6\u53ef\u80fd\u6709\u6240\u4e0d\u540c\uff0c\u5c24\u5176\u662f\u5728\u8001\u65e7\u7248\u672c\u7684\u6d4f\u89c8\u5668\u4e0a\uff0c\u53ef\u80fd\u4f1a\u5b58\u5728\u517c\u5bb9\u6027\u95ee\u9898\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u786e\u4fdd\u6d4f\u89c8\u5668\u7248\u672c\u652f\u6301Base64\u56fe\u50cf\u3002\u5982\u679c\u662f\u8f83\u65e7\u7684\u6d4f\u89c8\u5668\uff0c\u8003\u8651\u5347\u7ea7\u6216\u4f7f\u7528\u5176\u4ed6\u56fe\u7247\u52a0\u8f7d\u65b9\u5f0f\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">6. <strong>\u56fe\u7247\u7684Base64\u7f16\u7801\u4e0d\u5b8c\u6574\u6216\u88ab\u4e2d\u65ad<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679cBase64\u6570\u636e\u88ab\u4e2d\u65ad\u6216\u622a\u65ad\uff08\u4f8b\u5982\u5728\u590d\u5236\u7c98\u8d34\u8fc7\u7a0b\u4e2d\uff09\uff0c\u6d4f\u89c8\u5668\u65e0\u6cd5\u89e3\u7801\u5e76\u663e\u793a\u56fe\u7247\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u786e\u4fddBase64\u5b57\u7b26\u4e32\u662f\u5b8c\u6574\u7684\uff0c\u6ca1\u6709\u88ab\u610f\u5916\u622a\u65ad\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">7. <strong>\u7f13\u5b58\u95ee\u9898<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6709\u65f6\u6d4f\u89c8\u5668\u7f13\u5b58\u53ef\u80fd\u5bfc\u81f4\u95ee\u9898\u3002\u5982\u679c\u4e4b\u524d\u52a0\u8f7d\u7684\u56fe\u7247\u7684Base64\u6570\u636e\u5df2\u7ecf\u8fc7\u65f6\u6216\u635f\u574f\uff0c\u6d4f\u89c8\u5668\u53ef\u80fd\u65e0\u6cd5\u91cd\u65b0\u52a0\u8f7d\u66f4\u65b0\u7684\u5185\u5bb9\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u5c1d\u8bd5\u6e05\u9664\u6d4f\u89c8\u5668\u7f13\u5b58\uff0c\u6216\u8005\u5f3a\u5236\u5237\u65b0\u9875\u9762\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">8. <strong>\u7f51\u7edc\u9650\u5236<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u7f51\u7ad9\u6216\u5e94\u7528\u7684CORS\uff08\u8de8\u57df\u8d44\u6e90\u5171\u4eab\uff09\u7b56\u7565\u914d\u7f6e\u4e0d\u5f53\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4Base64\u56fe\u7247\u52a0\u8f7d\u5931\u8d25\u3002<\/li>\n\n\n\n<li><strong>\u89e3\u51b3\u65b9\u6848<\/strong>\uff1a\u68c0\u67e5\u5e76\u786e\u4fdd\u6ca1\u6709CORS\u7b56\u7565\u963b\u6b62Base64\u56fe\u7247\u7684\u663e\u793a\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u793a\u4f8b\u4ee3\u7801\uff1a<\/h3>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: plain; title: ; notranslate\" title=\"\">\n&amp;lt;img src=&quot;data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAA...&quot; alt=&quot;base64 image&quot;&gt;\n\n<\/pre><\/div>\n\n\n<p>\u5982\u679c\u786e\u8ba4\u4e86\u4ee5\u4e0a\u56e0\u7d20\uff0c\u4ecd\u7136\u65e0\u6cd5\u663e\u793a\u56fe\u7247\uff0c\u5efa\u8bae\u68c0\u67e5\u5f00\u53d1\u8005\u5de5\u5177\u7684\u63a7\u5236\u53f0\u662f\u5426\u6709\u4efb\u4f55\u9519\u8bef\u63d0\u793a\uff0c\u4ee5\u8fdb\u4e00\u6b65\u6392\u67e5\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>HTML\u7684&lt;img&gt;\u5143\u7d20\u65e0\u6cd5\u663e\u793aBase64\u7f16\u7801\u7684\u56fe\u7247\uff0c\u901a\u5e38\u6709\u4ee5\u4e0b\u51e0&#8230; <a class=\"more-link\" href=\"https:\/\/www.52runoob.com\/index.php\/2025\/12\/20\/html%e7%9a%84img%e5%85%83%e7%b4%a0%e6%97%a0%e6%b3%95%e6%98%be%e7%a4%babase64%e5%9b%be%e7%89%87%e7%9a%84%e5%8e%9f%e5%9b%a0%e5%88%86%e6%9e%90-2\/\">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":[5],"tags":[],"class_list":["post-802","post","type-post","status-publish","format-standard","hentry","category-html-xhtml"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/802","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=802"}],"version-history":[{"count":1,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/802\/revisions"}],"predecessor-version":[{"id":803,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/802\/revisions\/803"}],"wp:attachment":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/media?parent=802"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/categories?post=802"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/tags?post=802"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}