{"id":31372,"date":"2024-11-25T15:35:31","date_gmt":"2024-11-25T07:35:31","guid":{"rendered":"https:\/\/fwq.ai\/blog\/31372\/"},"modified":"2024-11-25T15:35:31","modified_gmt":"2024-11-25T07:35:31","slug":"%e5%a6%82%e4%bd%95%e9%99%90%e5%88%b6webpack%e5%8e%8b%e7%bc%a9%e5%9b%be%e7%89%87%e7%9a%84%e5%a4%a7%e5%b0%8f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/31372\/","title":{"rendered":"\u5982\u4f55\u9650\u5236Webpack\u538b\u7f29\u56fe\u7247\u7684\u5927\u5c0f"},"content":{"rendered":"

\u8fd9\u6b21\u7ed9\u5927\u5bb6\u5e26\u6765\u5982\u4f55\u9650\u5236Webpack\u538b\u7f29\u7684\u5927\u5c0f\uff0c\u9650\u5236Webpack\u538b\u7f29\u56fe\u7247\u5927\u5c0f\u7684\u6709\u54ea\u4e9b\uff0c\u4e0b\u9762\u5c31\u662f\u5b9e\u6218\u6848\u4f8b\uff0c\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u3002<\/p>\n

\u95ee\u9898\u7684\u8d77\u56e0\u662f\u56e0\u4e3a\u7684\u6211\u7684\u56fe\u7247\u5927\u5c0f\u5927\u4e8eurl-loader \u7684\u5c3a\u5bf8\u6807\u51c6,\u5bfc\u81f4webpack\u81ea\u52a8\u5c06\u56fe\u7247\u7684\u8def\u5f84\u505a\u4e86\u538b\u7f29\u5904\u7406,\u76f4\u63a5\u5bfc\u81f4\u4e86\u6211\u5728\u83b7\u53d6dom\u7684value\u7684\u65f6\u5019\u65e0\u6cd5\u6b63\u786e\u7684\u83b7\u53d6\u5230\u56fe\u7247\u7684\u6b63\u786e\u8def\u5f84\u3002<\/p>\n

\u76f4\u63a5\u4e0a\u89e3\u51b3\u7684\u65b9\u6cd5\u3002<\/strong><\/span><\/p>\n

picUpload(e) {\r\n   let image = new Image();\r\n   const reader = new FileReader();\r\n   const $img = e.target.files[0];\r\n   const formData = new FormData();\r\n   formData.append('pic', $img);\r\n   reader.onload = (e) => {\r\n    const src = e.target.result;\r\n    image.src = src;\r\n    if (image.width !== 750 && image.height !== 1334) {\r\n     this.showModal('', '\u56fe\u7247\u5c3a\u5bf8\u6709\u8bef,\u8bf7\u91cd\u65b0\u4e0a\u4f20', 'warning', true, false);\r\n    } else {\r\n     if ($img.size > (300 * 1024)) {\r\n      this.showModal('', '\u56fe\u7247\u5927\u5c0f\u4e0d\u80fd\u8d85\u8fc7300k', 'warning', true, false);\r\n      this.setParams('pic', '');\r\n     } else {\r\n      this.$set(this, 'IMGNAME', $img.name);\r\n      this.setParams('pic', formData);\r\n     }\r\n    }\r\n   }\r\n   if (e.target.files && e.target.files[0]) {\r\n    reader.readAsDataURL(e.target.files[0]);\r\n   }\r\n  },<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8fd9\u8fb9\u7ed9image \u7684src\u6240\u8d4b\u503c\u662f\u7528base64\u7f16\u7801\u4e4b\u540e\u7684\u56fe\u7247\u8def\u5f84\u3002 \u6240\u4ee5\u8981\u901a\u8fc7readAsDataURL\u6765\u53d6\u51fa\u5173\u4e8e\u8def\u5f84base64\u7f16\u7801\u4e4b\u540e\u7684\u7ed3\u679c\u3002\u7b97\u662f\u4e00\u4e2a\u5c0f\u5c0f\u7684\u5751\u3002\u8fd9\u91cc\u505a\u4e00\u4e2a\u7b14\u8bb0\u65b9\u4fbf\u65e5\u89c2\u770b\u3002<\/p>\n
\u76f8\u4fe1\u770b\u4e86\u672c\u6587\u6848\u4f8b\u4f60\u5df2\u7ecf\u638c\u63e1\u4e86\u65b9\u6cd5\uff0c\u66f4\u591a\u7cbe\u5f69\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n
\u63a8\u8350\u9605\u8bfb\uff1a<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
\u70b9\u51fb\u4e0b\u8f7d<\/span>\u201c\u201d\uff1b<\/p>\n
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\u8fd9\u6b21\u7ed9\u5927\u5bb6\u5e26\u6765\u5982\u4f55\u9650\u5236Webpack\u538b\u7f29\u7684\u5927\u5c0f\uff0c\u9650\u5236Webpack\u538b\u7f29\u56fe\u7247\u5927\u5c0f\u7684\u6709\u54ea\u4e9b\uff0c\u4e0b\u9762\u5c31\u662f\u5b9e\u6218\u6848\u4f8b\uff0c\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u3002 \u95ee\u9898\u7684\u8d77\u56e0\u662f\u56e0\u4e3a\u7684\u6211\u7684\u56fe\u7247\u5927\u5c0f\u5927\u4e8eurl-loader \u7684\u5c3a\u5bf8\u6807\u51c6,\u5bfc\u81f4webpack\u81ea\u52a8\u5c06\u56fe\u7247\u7684\u8def\u5f84\u505a\u4e86\u538b\u7f29\u5904\u7406,\u76f4\u63a5\u5bfc\u81f4\u4e86\u6211\u5728\u83b7\u53d6dom\u7684value\u7684\u65f6\u5019\u65e0\u6cd5\u6b63\u786e\u7684\u83b7\u53d6\u5230\u56fe\u7247\u7684\u6b63\u786e\u8def\u5f84\u3002 \u76f4\u63a5\u4e0a\u89e3\u51b3\u7684\u65b9\u6cd5\u3002 picUpload(e) { let image = new Image(); const reader = new FileReader(); const $img = e.target.files[0]; const formData = new FormData(); formData.append(‘pic’, $img); reader.onload = (e) => { const src = e.target.result; image.src = src; if (image.width !== 750 && image.height !== 1334) { this.showModal(”, ‘\u56fe\u7247\u5c3a\u5bf8\u6709\u8bef,\u8bf7\u91cd\u65b0\u4e0a\u4f20’, ‘warning’, true, false); } else […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-31372","post","type-post","status-publish","format-standard","hentry","category-19"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/31372","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=31372"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/31372\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=31372"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=31372"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=31372"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}