{"id":2426,"date":"2020-03-05T11:41:09","date_gmt":"2020-03-05T03:41:09","guid":{"rendered":"http:\/\/www.yuguoxy.com\/geekhome\/?p=2426"},"modified":"2020-03-05T11:42:17","modified_gmt":"2020-03-05T03:42:17","slug":"ejs%e5%ad%a6%e4%b9%a0%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/ai.zhousir.top\/?p=2426","title":{"rendered":"EJS\u5b66\u4e60\u6307\u5357"},"content":{"rendered":"

\u57fa\u672c\u6982\u5ff5<\/h2>\n

ejs\u7684\u57fa\u672c\u6982\u5ff5\u5341\u5206\u7b80\u5355,\u4e00\u4e2ahtml = \u6a21\u677f + \u6570\u636e,\u548c\u4f20\u7edf\u7684php\u5b57\u7b26\u4e32\u6a21\u677f\u62fc\u63a5\u975e\u5e38\u76f8\u4f3c.<\/p>\n

\u4f8b\u5982\u6211\u4eec\u6709\u4e00\u4e2a\u5217\u8868\u8be5\u5217\u8868\u5c55\u793a\u4e00\u7ec4\u65b0\u95fb,\u7406\u60f3\u4e2d\u7684\u72b6\u6001\u5982\u4e0b:<\/p>\n

<article<\/span>><\/span>\r\n    <h2<\/span>><\/span>\u65b0\u95fb1<\/h2<\/span>><\/span>\r\n    <h2<\/span>><\/span>\u65b0\u95fb2<\/h2<\/span>><\/span>\r\n    <h2<\/span>><\/span>\u65b0\u95fb3<\/h2<\/span>><\/span>\r\n    <h2<\/span>><\/span>\u65b0\u95fb4<\/h2<\/span>><\/span>\r\n    <h2<\/span>><\/span>\u65b0\u95fb5<\/h2<\/span>><\/span>\r\n<\/article<\/span>><\/span><\/code><\/pre>\n
\u5982\u679c\u6570\u636e\u662f\u5f02\u6b65\u83b7\u53d6\u7684,\u6211\u4eec\u53ef\u4ee5\u5229\u7528for\u5faa\u73af\u62fc\u63a5\u5b57\u7b26\u4e32\u6765\u5b9e\u73b0\u5185\u90e8\u7684\u591a\u4e2ah2<\/code>\u7136\u540e\u518d\u8ffd\u52a0\u5230html\u4e2d.<\/p>\n
let data = [],result = ''<\/span>;\r\n    \r\nfor<\/span> (i<\/span>=0<\/span>,len = data.length<\/span>;i<\/span><len;i<\/span>++){\r\n    \r\n    result += '<h1>'<\/span>+data[i]+'<\/h1>>'<\/span>;\r\n    \r\n} <\/code><\/pre>\n
\u4f46\u662fejs\u66f4\u50cf\u662f\u5982\u4e0b\u7684\u6837\u5b50(\u4f2a\u4ee3\u7801):<\/p>\n
\/**\r\n * @param<\/span> {string} template \u5b57\u7b26\u4e32\u6a21\u677f\r\n * @param<\/span> {object} data \u6a21\u677f\u9700\u8981\u7684\u6570\u636e\r\n *\/<\/span>\r\nfunction<\/span> ejs<\/span>(template,data)<\/span> <\/span>{\r\n    \r\n    return<\/span> template(data);\r\n}<\/code><\/pre>\n
\u4e5f\u5c31\u662f\u8bf4ejs\u9700\u8981\u4e00\u4e2a\u5b57\u7b26\u4e32\u6a21\u677f,\u548c\u4e00\u4e2adata\u4e5f\u5c31\u662f\u6211\u4eec\u7684\u6570\u636e\u6e90.<\/p>\n
template\u662f\u5b57\u7b26\u4e32\u6a21\u677f\u57fa\u4e8ehtml\u8bed\u6cd5\u4f46\u662fejs\u63d0\u4f9b\u4e86\u7279\u6b8a\u7b26\u53f7\u7528\u4e8e\u63a7\u5236\u6211\u4eec\u4f20\u5165\u7684\u6570\u636e\u5982\u4f55\u586b\u5145\u5230html\u4e2d.<\/p>\n
\u5b89\u88c5<\/h2>\n
\u8fd9\u91cc\u5c31\u4e0d\u63d0\u53ca\u4e86\u4f60\u53ef\u4ee5\u53bb\u5b98\u7f51\u4e0b\u8f7d\u4e5f\u53ef\u4ee5\u4f7f\u7528npm\u8fdb\u884c\u5b89\u88c5.<\/p>\n
\u6211\u4f7f\u7528\u7684\u7248\u672c\u662f2.6.1<\/code>\u662f\u76ee\u524d\u7684\u6700\u65b0\u7248\u672c,\u7f51\u4e0a\u7684\u5f88\u591a\u6587\u7ae0\u5b9e\u9645\u4e0a\u6709\u4e9b\u5df2\u7ecf\u8fc7\u65f6\u4e86,\u56e0\u4e3aAPI\u6709\u4e9b\u53d8\u52a8.<\/p>\n
ejs\u4e2d\u6587\u6587\u6863<\/a>\u4e2d\u6709\u8f83\u65b0\u7684API\u4e00\u89c8.<\/p>\n
\u4f7f\u7528<\/h2>\n
ejs\u5206\u4e3a\u4e24\u4e2a\u7248\u672c\u4e00\u4e2a\u662fCommonJs\u7248\u672c,\u53e6\u5916\u4e00\u4e2a\u662fAMD\u89c4\u8303\u7684\u7248\u672c.<\/p>\n
\u540e\u9762\u7684\u6d4b\u8bd5\u57fa\u672c\u90fd\u662f\u5728\u6d4f\u89c8\u5668\u4e2d\u8fd0\u884c,\u6211\u6ca1\u6709\u4f7f\u7528requireJs<\/code>\u76f4\u63a5\u4f7f\u7528script\u5f15\u5165\u7684ejs:<\/p>\n
<script<\/span>\u00a0type<\/span>=\"text\/javascript\"<\/span>\u00a0src<\/span>=\".\/node_modules\/ejs\/ejs.js\"<\/span>><\/span><\/script<\/span>><\/span><\/code><\/pre>\n
ejs\u4f1a\u5c06\u81ea\u8eab\u6302\u8f7d\u5230window\u5bf9\u8c61\u4e0a,\u6240\u4ee5\u4f60\u53ea\u8981console.log(ejs)<\/code>\u63a7\u5236\u53f0\u6709\u8f93\u51fa\u5c31\u8bf4\u660e\u5b89\u88c5\u6210\u529f\u4e86.<\/p>\n
\u6e32\u67d3\u5355\u4e2a\u6570\u636e<\/h3>\n
ejs.render('<h1<\/span>><\/span><%=<\/span>\u00a0data<\/span>\u00a0%><\/span><\/h1<\/span>><\/span>',<\/span>{data:123}<\/span>);<\/span><\/code><\/pre>\n
\u8fd4\u56de:<\/p>\n
<h1<\/span>><\/span>123<\/h1<\/span>><\/span><\/code><\/pre>\n
render<\/code>\u65b9\u6cd5\u53ea\u9700\u8981\u4e24\u4e2a\u53c2\u6570,\u548c\u4e4b\u524d\u8bf4\u7684\u4e00\u6837\u7b2c\u4e00\u4e2a\u4e3a\u6a21\u677f\u5b57\u7b26\u4e32,\u800c\u4e8c\u4e2a\u4e3a\u6570\u636e\u6e90.<\/p>\n
ejs\u4f7f\u7528html\u4f5c\u4e3a\u6a21\u677f\u7684\u57fa\u7840\u8bed\u8a00,\u6240\u4ee5\u4f60\u4e0d\u9700\u8981\u8fdb\u884c\u5b66\u4e60\u4efb\u4f55\u989d\u5916\u7684\u8bed\u6cd5,\u9700\u8981\u4e86\u89e3\u7684\u5c31\u662fejs\u7ed9\u6211\u4eec\u63d0\u4f9b\u7684\u51e0\u4e2a\u6a21\u677f\u8bed\u6cd5.<\/p>\n
\u90a3\u4e48<%= %><\/code>\u76ee\u524d\u770b\u6765\u5c31\u662f\u8f93\u51fa\u6570\u636e,ejs\u6240\u505a\u7684\u4ec5\u4ec5\u662f\u7528123<\/code>\u6765\u66ff\u6362\u6389<%= data %><\/code>\u800c\u5df2.<\/p>\n
\u6e32\u67d3\u591a\u4e2a\u6570\u636e<\/h3>\n
\u5728ejs\u63d0\u4f9b\u7684\u8bed\u6cd5\u4e2d\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528javascript\u6240\u4ee5\u4f60\u53ef\u4ee5\u975e\u5e38\u5bb9\u6613\u7406\u89e3\u4f7f\u7528\u590d\u6742\u903b\u8f91\u5982\u4f55\u5b8c\u6210\u6e32\u67d3\u7684,\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u5177\u4f53\u7684\u4f8b\u5b50:<\/p>\n
const template = `\r\n\r\n<article>\r\n    <%<\/span>  news.forEach<\/span>(item<\/span>=><\/span>{ %>\r\n        <h2<\/span>><\/span><%=<\/span> item<\/span> %><\/span><\/h2<\/span>><\/span>\r\n    <%<\/span>  }) %><\/span>\r\n<\/article<\/span>><\/span><\/span>\r\n\r\n<\/span>`;\r\n\r\n\r\nconst data = {\r\n\r\n    news:['\u65b0\u95fb1'<\/span>,'\u65b0\u95fb2'<\/span>,'\u65b0\u95fb3'<\/span>]\r\n\r\n};\r\n\r\nconst htmlString = ejs.render(template,data);<\/code><\/pre>\n
\u8fd4\u56de\u7684\u5185\u5bb9:<\/p>\n
<article<\/span>><\/span>\r\n    \r\n        <h2<\/span>><\/span>\u65b0\u95fb1<\/h2<\/span>><\/span>\r\n    \r\n        <h2<\/span>><\/span>\u65b0\u95fb2<\/h2<\/span>><\/span>\r\n    \r\n        <h2<\/span>><\/span>\u65b0\u95fb3<\/h2<\/span>><\/span>\r\n    \r\n<\/article<\/span>><\/span><\/code><\/pre>\n
\u5b9e\u9645\u4e0a\u53bb\u9664\u6389ejs\u63d0\u4f9b\u4e86\u6a21\u677f\u8bed\u6cd5,\u5185\u5bb9\u5c31\u662f\u8fd9\u4e2a\u6837\u5b50\u7684:<\/p>\n
new<\/span>s<\/span>.forEach(item=>{\r\n    '<h2>'<\/span>+item+'<\/h2>'<\/span>\r\n})<\/code><\/pre>\n
\u4e5f\u5c31\u662f\u8bf4<% %><\/code>\u7684\u7b26\u53f7\u4e0d\u4f1a\u4ea7\u751f\u5b9e\u9645\u7684\u8f93\u51fa,\u4f46\u662f\u53ef\u4ee5\u653e\u7f6ejavascript\u4ee3\u7801\u7528\u4e8e\u63a7\u5236\u4e2d\u95f4\u4ee3\u7801\u5757\u7684\u6267\u884c\u6d41\u7a0b.<\/p>\n
\u6709\u6761\u4ef6\u7684\u6e32\u67d3\u6570\u636e<\/h3>\n
const template = `\r\n\r\n<article<\/span>><\/span>\r\n    <%<\/span><\/span><\/span> data.forEach(item=>{ <\/span>%><\/span>\r\n        <%<\/span><\/span><\/span> if<\/span>(item.sexCode){ <\/span>%><\/span>\r\n\r\n            <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u5973'<\/span> <\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n        <%<\/span><\/span><\/span> } else<\/span> { <\/span>%><\/span>\r\n\r\n            <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u7537'<\/span> <\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n        <%<\/span><\/span><\/span> } <\/span>%><\/span>\r\n    <%<\/span><\/span><\/span> }) <\/span>%><\/span>\r\n<\/article<\/span>><\/span>\r\n\r\n`;\r\n\r\n\r\nconst data = {\r\n\r\n    data:[\r\n        {\r\n            name:'\u5c0f\u660e',\r\n            sexCode:0\r\n        }\r\n        ,\r\n        {\r\n            name:'\u5c0f\u7ea2',\r\n            sexCode:1\r\n        }\r\n    ]\r\n\r\n};\r\n\r\nconst htmlString = ejs.render(template,data);<\/span><\/code><\/pre>\n
\u8f93\u51fa:<\/p>\n
<article<\/span>><\/span>\r\n    \r\n        \r\n\r\n            <h2<\/span>><\/span>\u5c0f\u660e\u7684\u6027\u522b\u662f\u7537<\/h2<\/span>><\/span>\r\n\r\n        \r\n    \r\n        \r\n\r\n            <h2<\/span>><\/span>\u5c0f\u7ea2\u7684\u6027\u522b\u662f\u5973<\/h2<\/span>><\/span>\r\n\r\n        \r\n    \r\n<\/article<\/span>><\/span><\/code><\/pre>\n
\u8fd9\u4e2a\u4f8b\u5b50\u7a0d\u663e\u590d\u6742,\u4f46\u662f\u4ed6\u544a\u8bc9\u6211\u4eec\u51e0\u70b9\u6709\u4ef7\u503c\u7684\u5185\u5bb9:<\/p>\n
    \n
  • <% %><\/code>\u7528\u4e8e\u5b58\u653ejavascript\u4ee3\u7801\u7247\u6bb5\u662f\u786e\u5b9a\u65e0\u7591\u7684\u4e8b\u60c5\u4e86,\u751a\u81f3\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u6211\u4eec\u8fd8\u6267\u884c\u4e86\u5d4c\u5957\u64cd\u4f5c.<\/li>\n
  • <%= %><\/code>\u5b9e\u9645\u4e0a\u628a\u5185\u5bb9\u5f53\u4f5c\u8868\u8fbe\u5f0f\u6267\u884c\u540e\u518d\u8f93\u51fa\u7684,\u81f3\u5c11\u5b83\u6709\u6267\u884c\u8868\u8fbe\u5f0f\u7684\u80fd\u529b<\/li>\n<\/ul>\n
    \u672c\u8d28<\/h4>\n
      \n
    • <% %><\/code>\u7528\u4e8e\u6267\u884c\u5176\u4e2d\u7684javascript\u4ee3\u7801<\/li>\n
    • <%= %><\/code>\u4f1a\u5bf9\u5176\u4e2d\u7684javascript\u4ee3\u7801html\u8f6c\u8bd1<\/li>\n<\/ul>\n
      \u5176\u4ed6\u7684\u6a21\u677f\u8bed\u6cd5<\/h3>\n
      \u8fd9\u91cc\u6211\u5c31\u5c06\u5b98\u7f51\u7684\u4e00\u89c8\u8d34\u4e86\u8fc7\u6765\u7136\u540e\u6bcf\u4e2a\u63d0\u4f9b\u4e00\u4e2a\u4f8b\u5b50:<\/p>\n
        \n
      1. <% ‘\u811a\u672c’ \u6807\u7b7e\uff0c\u7528\u4e8e\u6d41\u7a0b\u63a7\u5236\uff0c\u65e0\u8f93\u51fa\u3002<\/li>\n
      2. <%_ \u5220\u9664\u5176\u524d\u9762\u7684\u7a7a\u683c\u7b26<\/li>\n
      3. <%= \u8f93\u51fa\u6570\u636e\u5230\u6a21\u677f\uff08\u8f93\u51fa\u662f\u8f6c\u4e49 HTML \u6807\u7b7e\uff09<\/li>\n
      4. <%- \u8f93\u51fa\u975e\u8f6c\u4e49\u7684\u6570\u636e\u5230\u6a21\u677f<\/li>\n
      5. <%# \u6ce8\u91ca\u6807\u7b7e\uff0c\u4e0d\u6267\u884c\u3001\u4e0d\u8f93\u51fa\u5185\u5bb9<\/li>\n
      6. <%% \u8f93\u51fa\u5b57\u7b26\u4e32 ‘<%’<\/li>\n
      7. %> \u4e00\u822c\u7ed3\u675f\u6807\u7b7e<\/li>\n
      8. -%> \u5220\u9664\u7d27\u968f\u5176\u540e\u7684\u6362\u884c\u7b26<\/li>\n
      9. _%> \u5c06\u7ed3\u675f\u6807\u7b7e\u540e\u9762\u7684\u7a7a\u683c\u7b26\u5220\u9664<\/li>\n<\/ol>\n
        \u5148\u770b\u4e00\u4e0b2,8,9\u8fd9\u4e09\u4e2a.<\/strong><\/p>\n
        \u4e4b\u524d\u6211\u7684\u51e0\u4e2a\u4f8b\u5b50\u4e2d\u5305\u542b\u4e86\u5f88\u591a\u7a7a\u683c\u548c\u6362\u884c\u539f\u56e0\u662f\u56e0\u4e3a\u4f7f\u7528\u7684\u662f\u9ed8\u8ba4\u7684\u8f93\u51fa\u683c\u5f0f,\u4f8b\u5982\u6211\u4eec\u4e4b\u524d\u4f7f\u7528\u8fd9\u4e2a\u4f8b\u5b50:<\/p>\n
        \r\n    <article<\/span>><\/span>\r\n        \r\n            \r\n\r\n                <h2<\/span>><\/span>\u5c0f\u660e\u7684\u6027\u522b\u662f\u7537<\/h2<\/span>><\/span>\r\n\r\n            \r\n        \r\n            \r\n\r\n                <h2<\/span>><\/span>\u5c0f\u7ea2\u7684\u6027\u522b\u662f\u5973<\/h2<\/span>><\/span>\r\n\r\n            \r\n        \r\n    <\/article<\/span>><\/span>\r\n\r\n  <\/code><\/pre>\n
        \u6765\u770b\u4e00\u4e0b\u4fee\u6539\u540e\u7684\u6548\u679c.<\/p>\n
        \u4f7f\u7528\u5220\u9664\u7a7a\u683c\u7b26\u53f7:<\/p>\n
        <article<\/span>><\/span>\r\n    <%<\/span><\/span><\/span>_<\/span> data.forEach(item=>{ _<\/span><\/span>%><\/span>\r\n        <%<\/span><\/span><\/span>_<\/span> if<\/span>(item.sexCode){ _<\/span><\/span>%><\/span>\r\n\r\n            <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u5973'<\/span> _<\/span><\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n        <%<\/span><\/span><\/span>_<\/span> } else<\/span> { <\/span>%><\/span>\r\n\r\n            <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u7537'<\/span> _<\/span><\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n        <%<\/span><\/span><\/span>_<\/span> } _<\/span><\/span>%><\/span>\r\n    <%<\/span><\/span><\/span>_<\/span> }) _<\/span><\/span>%><\/span>\r\n<\/article<\/span>><\/span><\/span><\/code><\/pre>\n
        \u8f93\u51fa\u7684\u5185\u5bb9:<\/p>\n
        \r\n    <article<\/span>><\/span>\r\n\r\n\r\n                <h2<\/span>><\/span>\u5c0f\u660e\u7684\u6027\u522b\u662f\u7537<\/h2<\/span>><\/span>\r\n\r\n\r\n                <h2<\/span>><\/span>\u5c0f\u7ea2\u7684\u6027\u522b\u662f\u5973<\/h2<\/span>><\/span>\r\n\r\n    <\/article<\/span>><\/span>\r\n\r\n    <\/code><\/pre>\n
        \u53ef\u4ee5\u770b\u5230\u786e\u5b9e\u5c11\u4e86\u4e00\u4e9b\u5185\u5bb9,\u4f46\u662f\u5b9e\u9645\u4e0a\u7a7a\u9699\u662f\u7531\u6362\u884c\u7b26\u53f7\u5f15\u8d77\u7684,\u8fd9\u6b21\u6211\u4eec\u6765\u5220\u9664\u5c3e\u90e8\u7684\u6362\u884c\u7b26\u53f7:<\/p>\n
        <article<\/span>><\/span>\r\n    <%<\/span><\/span><\/span> data.forEach(item=>{ <\/span>-<\/span>%><\/span>\r\n        <%<\/span><\/span><\/span> if<\/span>(item.sexCode){ <\/span>-<\/span>%><\/span>\r\n\r\n            <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u5973'<\/span> <\/span>-<\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n        <%<\/span><\/span><\/span> } else<\/span> { <\/span>-<\/span>%><\/span>\r\n\r\n            <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u7537'<\/span> <\/span>-<\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n        <%<\/span><\/span><\/span> } <\/span>-<\/span>%><\/span>\r\n    <%<\/span><\/span><\/span> }) <\/span>-<\/span>%><\/span>\r\n<\/article<\/span>><\/span><\/span><\/code><\/pre>\n
        \u8f93\u51fa\u7684\u5185\u5bb9:<\/p>\n
        \r\n    <article<\/span>><\/span>\r\n                    \r\n                <h2<\/span>><\/span>\u5c0f\u660e\u7684\u6027\u522b\u662f\u7537<\/h2<\/span>><\/span>\r\n\r\n                                \r\n                <h2<\/span>><\/span>\u5c0f\u7ea2\u7684\u6027\u522b\u662f\u5973<\/h2<\/span>><\/span>\r\n\r\n                        <\/article<\/span>><\/span>\r\n\r\n    <\/code><\/pre>\n
        \u867d\u7136\u884c\u6570\u51cf\u5c11\u4e86\u4e0d\u8fc7\u683c\u5f0f\u4e71\u6389\u4e86.<\/p>\n
        \u6ce8\u610f<\/strong>:\u5982\u679c\u4e0d\u60f3\u4fdd\u7559\u6362\u884c\u548c\u7a7a\u683c\u53ef\u4ee5\u628a\u65b9\u6cd5\u7684\u9009\u9879\u53c2\u6570\u4e2d\u7684rmWhitespace<\/code>\u8bbe\u7f6e\u4e3atrue<\/code>.<\/p>\n
        <%- %>\u7684\u4f7f\u7528<\/strong><\/p>\n
        \u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5728<%= %><\/code>\u4e4b\u95f4\u7684html\u5b57\u7b26\u4e32\u4f1a\u88ab\u505a\u8f6c\u8bd1\u5904\u7406:<\/p>\n
        <%=<\/span><\/span><\/span>\u00a0'<h1>hello world<\/h1>'<\/span>\u00a0<\/span>%><\/span><\/span><\/code><\/pre>\n
        \u8fd4\u56de:<\/p>\n
        &lt<\/span>;h1&gt<\/span>;hello world&lt<\/span>;\/h1&gt<\/span>;<\/code><\/pre>\n
        \u4f7f\u7528<%- %>:<\/p>\n
        \u8be5\u6a21\u677f\u8bed\u6cd5\u4e0d\u4f1a\u8f6c\u8bd1html\u5b57\u7b26\u4e32<\/p>\n
        <%-<\/span><\/span><\/span>\u00a0'<h1>hello world<\/h1>'<\/span>\u00a0<\/span>%><\/span><\/span><\/code><\/pre>\n
        \u8fd4\u56de:<\/p>\n
        <h1<\/span>><\/span>hello world<\/h1<\/span>><\/span><\/code><\/pre>\n
        <%# %>\u7684\u4f7f\u7528<\/strong><\/p>\n
        \u8be5\u6807\u7b7e\u4e0d\u4f1a\u5728\u6700\u7ec8\u7684\u7ed3\u679c\u4e2d\u51fa\u73b0,\u4f5c\u4e3a\u6a21\u677f\u4e2d\u7684\u6ce8\u91ca:<\/p>\n
        <%#\u00a0'<h1>hello world<\/h1>'<\/span>\u00a0%><\/code><\/pre>\n
        \u8fd4\u56de\u7684\u7ed3\u679c:<\/p>\n
        <%% %>\u7684\u4f7f\u7528.<\/strong><\/p>\n
        \u8be5\u64cd\u4f5c\u8fd4\u56de\u7684\u662f\u6a21\u677f\u5b57\u7b26\u4e32(string):<\/p>\n
        <%<\/span>%<\/span> if<\/span>(id)<\/span>{ %<\/span>>\r\n<%<\/span>%<\/span> } %<\/span>><\/code><\/pre>\n
        \u8fd4\u56de\u7684\u7ed3\u679c:<\/p>\n
        <%<\/span> if<\/span>(id)<\/span>{ %<\/span>>\r\n<%<\/span> } %<\/span>><\/code><\/pre>\n
        API<\/h2>\n
        ejs\u6e32\u67d3\u7684API\u4e3b\u8981\u6709\u4e09\u4e2a\u5206\u522b\u662f:<\/p>\n
          \n
        • compile(str, options)<\/li>\n
        • render(str, data, options)<\/li>\n
        • renderFile(filename, data, options,callback(err,str)) \u5728\u6d4f\u89c8\u5668\u7aef\u65e0\u6548<\/li>\n<\/ul>\n
          \u533a\u522b\u662f:<\/p>\n
            \n
          • render \u4f20\u5165\u6a21\u677f\u5b57\u7b26\u4e32\u548c\u6570\u636e\u8fd4\u56de\u7ed3\u679c<\/li>\n
          • compile \u8fd4\u56de\u4e00\u4e2a\u6a21\u677f\u51fd\u6570,\u5bf9\u8fd9\u4e2a\u51fd\u6570\u4f20\u5165\u6570\u636e\u83b7\u53d6\u7ed3\u679c<\/li>\n
          • rednerFile \u4ece\u6587\u4ef6\u4e2d\u83b7\u53d6\u6a21\u677f<\/li>\n<\/ul>\n
            ejs\u5185\u90e8\u662f\u6709\u7f13\u5b58\u7cfb\u7edf\u7684\u5b83\u4f1a\u5c06\u6a21\u677f\u5b57\u7b26\u4e32\u89e3\u6790\u4e3a\u4e00\u4e2a\u6570\u636e\u7ed3\u6784\u540e\u7eed\u7684\u64cd\u4f5c\u5c06\u4e0d\u4f1a\u5728\u6b64\u89e3\u6790\u6a21\u677f.<\/p>\n
            compile\u5c31\u662f\u8fd4\u56de\u4e86\u5185\u90e8\u5df2\u7ecf\u5904\u7406\u597d\u6a21\u677f\u5b57\u7b26\u4e32\u7684\u51fd\u6570,\u5728\u6709\u5927\u91cf\u6570\u636e\u91cd\u590d\u4f7f\u7528\u8fd9\u5957\u6a21\u677f\u7684\u65f6\u5019\u5c31\u4f1a\u5e26\u6765\u6027\u80fd\u63d0\u5347,\u800c\u5bf9\u4e8erender<\/code>\u548crenderFile<\/code>\u6765\u8bf4\u9700\u8981\u5728\u9009\u9879\u4e2d\u8bbe\u7f6ecache<\/code>\u4e3atrue<\/code>,\u5bf9\u4e8erender<\/code>\u65b9\u6cd5\u8fd8\u9700\u8981\u6307\u5b9afilename<\/code>\u9009\u9879.<\/p>\n
            \u9009\u9879\u53c2\u6570<\/h3>\n
            \u8fd9\u91cc\u4e5f\u662f\u7167\u642c\u5b98\u7f51\u7684:<\/p>\n
              \n
            1. cache \u7f13\u5b58\u7f16\u8bd1\u540e\u7684\u51fd\u6570\uff0c\u9700\u8981\u63d0\u4f9b filename<\/li>\n
            2. filename \u88ab cache \u53c2\u6570\u7528\u505a\u952e\u503c\uff0c\u540c\u65f6\u4e5f\u7528\u4e8e include \u8bed\u53e5<\/li>\n
            3. context \u51fd\u6570\u6267\u884c\u65f6\u7684\u4e0a\u4e0b\u6587\u73af\u5883<\/li>\n
            4. compileDebug \u5f53\u4e3a false \u65f6\u4e0d\u7f16\u8bd1\u8c03\u8bd5\u8bed\u53e5<\/li>\n
            5. client \u8fd4\u56de\u72ec\u7acb\u7684\u7f16\u8bd1\u540e\u7684\u51fd\u6570<\/li>\n
            6. delimiter \u653e\u5728\u89d2\u62ec\u53f7\u4e2d\u7684\u5b57\u7b26\uff0c\u7528\u4e8e\u6807\u8bb0\u6807\u7b7e\u7684\u5f00\u4e0e\u95ed<\/li>\n
            7. debug \u5c06\u751f\u6210\u7684\u51fd\u6570\u4f53\u8f93\u51fa<\/li>\n
            8. _with \u662f\u5426\u4f7f\u7528 with() {} \u7ed3\u6784\u3002\u5982\u679c\u4e3a false\uff0c\u6240\u6709\u5c40\u90e8\u6570\u636e\u5c06\u5b58\u50a8\u5728 locals \u5bf9\u8c61\u4e0a\u3002<\/li>\n
            9. localsName \u5982\u679c\u4e0d\u4f7f\u7528 with \uff0clocalsName \u5c06\u4f5c\u4e3a\u5b58\u50a8\u5c40\u90e8\u53d8\u91cf\u7684\u5bf9\u8c61\u7684\u540d\u79f0\u3002\u9ed8\u8ba4\u540d\u79f0\u662f locals<\/li>\n
            10. rmWhitespace \u5220\u9664\u6240\u6709\u53ef\u5b89\u5168\u5220\u9664\u7684\u7a7a\u767d\u5b57\u7b26\uff0c\u5305\u62ec\u5f00\u59cb\u4e0e\u7ed3\u5c3e\u5904\u7684\u7a7a\u683c\u3002\u5bf9\u4e8e\u6240\u6709\u6807\u7b7e\u6765\u8bf4\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u4e2a\u66f4\u5b89\u5168\u7248\u672c\u7684 -%> (\u5728\u4e00\u884c\u7684\u4e2d\u95f4\u5e76\u4e0d\u4f1a\u5254\u9664\u6807\u7b7e\u540e\u9762\u7684\u6362\u884c\u7b26)\u3002<\/li>\n
            11. escape \u4e3a <%= \u7ed3\u6784\u8bbe\u7f6e\u5bf9\u5e94\u7684\u8f6c\u4e49\uff08escape\uff09\u51fd\u6570\u3002\u5b83\u88ab\u7528\u4e8e\u8f93\u51fa\u7ed3\u679c\u4ee5\u53ca\u5728\u751f\u6210\u7684\u5ba2\u6237\u7aef\u51fd\u6570\u4e2d\u901a\u8fc7 .toString() \u8f93\u51fa\u3002(\u9ed8\u8ba4\u8f6c\u4e49 XML)\u3002<\/li>\n
            12. root\u00a0include<\/code>\u4f7f\u7528\u7edd\u5bf9\u8def\u5f84\u5f15\u5165\u65f6\u4f1a\u4ee5\u6b64\u4e3a\u6839\u8def\u5f84.<\/li>\n
            13. outputFunctionName \u6307\u5b9a\u4e00\u4e2a\u51fd\u6570\u540d\u79f0(\u4f8b\u5982echo<\/code>\u548cprint<\/code>)\u7528\u4e8e\u5728\u6a21\u677f\u8bed\u6cd5\u5185\u6253\u5370\u8f93\u51fa\u5185\u5bb9.<\/li>\n
            14. async \u5f53\u4e3atrue<\/code>\u65f6ejs\u5185\u90e8\u7684\u6e32\u67d3\u90fd\u5c06\u4e3a\u5f02\u6b65,\u5185\u90e8\u4f7f\u7528(await\/async).<\/li>\n<\/ol>\n
              \u6d4b\u8bd5\u7f13\u5b58\u5bf9\u4e8e\u6027\u80fd\u7684\u5f71\u54cd,\u4f7f\u7528\u7684\u6a21\u677f\u548c\u6570\u636e\u5982\u4e0b:<\/strong><\/p>\n
              const template = `\r\n    <article<\/span>><\/span>\r\n        <%<\/span><\/span><\/span> data.forEach(item=>{ <\/span>%><\/span>\r\n            <%<\/span><\/span><\/span> if<\/span>(item.sexCode){ <\/span>%><\/span>\r\n\r\n                <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u5973'<\/span> <\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n            <%<\/span><\/span><\/span> } else<\/span> { <\/span>%><\/span>\r\n\r\n                <h2<\/span>><\/span><%=<\/span><\/span><\/span> item.name+'\u7684\u6027\u522b\u662f\u7537'<\/span> <\/span>%><\/span><\/h2<\/span>><\/span>\r\n\r\n            <%<\/span><\/span><\/span> } <\/span>%><\/span>\r\n        <%<\/span><\/span><\/span> }) <\/span>%><\/span>\r\n    <\/article<\/span>><\/span>\r\n\r\n    `;\r\n\r\n\r\nconst data = {\r\n\r\n    data: [\r\n        {\r\n            name: '\u5c0f\u660e',\r\n            sexCode: 0\r\n        }\r\n        ,\r\n        {\r\n            name: '\u5c0f\u7ea2',\r\n            sexCode: 1\r\n        }\r\n    ]\r\n\r\n};<\/span><\/code><\/pre>\n
              \u6211\u4f7f\u7528render\u8fde\u7eed\u8dd11000\u6b21\u4f7f\u7528\u7684\u65f6\u95f4\u4e3a480ms<\/code>.<\/p>\n
              \u4f7f\u7528compile<\/code>\u8fdb\u884c\u6d4b\u8bd5:<\/p>\n
              const<\/span> demo = ejs.compile(template);\r\n\r\n\r\nconsole<\/span>.time('start'<\/span>);\r\n\r\nlet<\/span> i = 0<\/span>, len = 1000<\/span>;\r\n\r\nwhile<\/span> (i < len) {\r\n    demo(data);\r\n    i++;\r\n}\r\n\r\nconsole<\/span>.timeEnd('start'<\/span>);<\/code><\/pre>\n
              \u6700\u540e\u7684\u7ed3\u679c\u4e3a15ms<\/code>,\u53ef\u4ee5\u770b\u5230\u6027\u80fd\u63d0\u5347\u662f\u975e\u5e38\u660e\u663e\u7684.<\/p>\n
              \u6d4b\u8bd5outputFunctionName<\/code>\u9009\u9879.<\/strong><\/p>\n
              const data = {\r\n    content:'hello world'<\/span>\r\n};\r\n\r\n\r\nconst result = ejs.render(`<h1><%<\/span> echo<\/span>(content<\/span>) %><\/span><\/h1<\/span>><\/span><\/span><\/span>`,data,{\r\n    outputFunctionName:'echo'<\/span>\r\n});\r\n\r\nconsole<\/span>.log(result)<\/code><\/pre>\n
              \u8f93\u51fa:<\/p>\n
              <h1<\/span>><\/span>hello world<\/h1<\/span>><\/span><\/code><\/pre>\n
              \u6d4b\u8bd5async<\/code>\u9009\u9879.<\/strong><\/p>\n
              const data = {\r\n    content:'hello world'<\/span>\r\n};\r\n\r\n\r\nconst result = ejs.render(`<h1><%=<\/span> content<\/span> %><\/span><\/h1<\/span>><\/span><\/span><\/span>`,data,{\r\n    async:true<\/span>\r\n});\r\n\r\nresult.then<\/span>((result)<\/span>=><\/span>{\r\n    console<\/span>.log(result);\r\n})<\/code><\/pre>\n
              \u8f93\u51fa:<\/p>\n
              <h1<\/span>><\/span>hello world<\/h1<\/span>><\/span><\/code><\/pre>\n
              \u6d4f\u89c8\u5668\u7aef\u4f7f\u7528\u9ed8\u8ba4\u7f13\u5b58<\/h3>\n
              \u7f51\u4e0a\u7684\u5404\u79cd\u6587\u7ae0\u4e2d\u90fd\u63d0\u5230\u4e86ejs\u62e5\u6709\u5185\u90e8\u7f13\u5b58,\u7ed9render<\/code>\u65b9\u6cd5\u63d0\u4f9b\u9009\u9879\u4e2d\u5305\u542bfilename<\/code>\u548ccache<\/code>\u5c5e\u6027\u5c31\u53ef\u4ee5\u4ee5filename<\/code>\u8fdb\u884c\u547d\u540d\u7136\u540e\u6302\u8f7d\u5728ejs\u5185\u90e8\u7684\u7f13\u5b58\u5bf9\u8c61\u4e0a.<\/p>\n
              \u4f46\u662f\u5404\u4e2a\u6587\u7ae0\u63cf\u8ff0\u7684\u53ca\u5176\u6a21\u7cca,\u6211\u67e5\u770brender<\/code>\u548ccompile<\/code>\u7684\u6e90\u7801\u540e\u4e5f\u6ca1\u6709\u53d1\u73b0\u663e\u5f0f\u4f7f\u7528\u7f13\u5b58\u7684\u9009\u9879\u5b58\u5728,\u4e0d\u8fc7\u4f9d\u7136\u627e\u5230\u4e86\u4e00\u4e2a\u53ef\u4ee5\u4f7f\u7528\u7f13\u5b58\u540e\u7684\u51fd\u6570\u7684\u65b9\u6cd5.<\/p>\n
              \/\/ \u4e0d\u8981\u8fd9\u6b21\u7684\u7ed3\u679c,\u4f7f\u7528\u7f13\u5b58<\/span>\r\nejs.render(template,data<\/span>,{\r\n    filename: 'test'<\/span>,\r\n    cache<\/span>:true<\/span>\r\n});\r\n\r\n\/\/ \u83b7\u53d6\u7f13\u5b58\u540e\u7684\u51fd\u6570<\/span>\r\nconst cacheFun = ejs.cache<\/span>.get('test'<\/span>);\r\n\r\nconsole.time('start'<\/span>);\r\n\r\nlet<\/span> i = 0<\/span>, len = 1000<\/span>;\r\n\r\nwhile<\/span> (i < len) {\r\n    cacheFun(data<\/span>);\r\n    i++;\r\n}\r\n\r\nconsole.timeEnd('start'<\/span>);<\/code><\/pre>\n
              \u6700\u540e\u4f7f\u7528\u7684\u65f6\u95f4\u4e3a15ms<\/code>\u548c\u4f7f\u7528compile<\/code>\u7684\u901f\u5ea6\u4e00\u81f4.<\/p>\n
              \u4e2a\u4eba\u731c\u6d4b\u5185\u90e8\u7f13\u5b58\u529f\u80fd\u662f\u4e3a\u4e86\u670d\u52a1\u7aef\u6e32\u67d3\u4f7f\u7528\u7684\u6216\u8005\u4e3a\u4e86\u914d\u5408express<\/code>\u4f7f\u7528,\u6ca1\u6709\u5411\u6d4f\u89c8\u5668\u7aef\u63d0\u4f9b\u5f88\u597d\u7684\u652f\u6301.<\/p>\n
              \u6ce8\u610f<\/strong>:ejs.clearCache()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u6e05\u7a7a\u5185\u90e8\u7684\u7f13\u5b58.<\/p>\n
              \u9ad8\u7ea7\u64cd\u4f5c<\/h2>\n
              \u5305\u542b\u5176\u4ed6\u6a21\u677f<\/h3>\n
              \u5728\u4e00\u822c\u7684\u5f00\u53d1\u4e2d\u6211\u4eec\u7ecf\u5e38\u5c06\u7f51\u9875\u5207\u5272\u4e3a\u591a\u4e2a\u90e8\u5206,\u4f8b\u5982\u6700\u7b80\u5355\u7684\u5207\u5272\u5c31\u662f\u5c06\u9875\u9762\u5206\u4e3a\u5bfc\u822a\u680f<\/code>`\u4e3b\u4f53\u533a\u57df`\u9875\u5c3e<\/code>\u4e09\u4e2a\u90e8\u5206.<\/p>\n
              \u5728\u4f7f\u7528\u7684\u65f6\u5019\u7ecf\u5e38\u53d8\u5316\u7684\u662f\u4e3b\u4f53\u533a\u57df,\u800c\u9875\u5c3e\u4e0d\u7ecf\u5e38\u53d8\u5316,\u4f46\u662f\u5f88\u591a\u9875\u9762\u9700\u8981\u540c\u6837\u7684\u9875\u5c3e,\u8fd9\u4e2a\u65f6\u5019\u6211\u4eec\u5c31\u53ef\u4ee5\u5c06\u9875\u5c3e\u5355\u72ec\u62ff\u51fa\u6765\u505a\u6210\u4e00\u4e2a\u6a21\u677f.<\/p>\n
              ejs\u4e2d\u53ef\u4ee5\u4f7f\u7528include<\/code>\u547d\u4ee4\u6765\u63d2\u5165\u5176\u4ed6\u7684\u6a21\u677f.(\u6ce8\u610f\u53ea\u80fd\u5728\u670d\u52a1\u7aef\u4e2d\u64cd\u4f5c)<\/p>\n
              \u65b0\u5efa\u4e24\u4e2a\u6587\u4ef6:<\/p>\n
              header.ejs:<\/p>\n
              <h2<\/span>><\/span>\r\n\r\n    <%=<\/span><\/span><\/span> content <\/span>%><\/span>\r\n\r\n<\/h2<\/span>><\/span><\/span><\/code><\/pre>\n
              footer.ejs:<\/p>\n
              <h2<\/span>><\/span>\r\n\r\n    <%=<\/span><\/span><\/span> content <\/span>%><\/span>\r\n\r\n<\/h2<\/span>><\/span><\/span><\/code><\/pre>\n
              \u6211\u4eec\u7f16\u5199\u4ee5\u4e0b\u4ee3\u7801:<\/p>\n
              const ejs = require<\/span>('ejs'<\/span>);\r\n\r\nconst template =\r\n    `\r\n    <%- include('.\/header'<\/span>,{content<\/span>:'\u6211\u662f\u9875\u5934'<\/span>}) %>\r\n    <article<\/span>><\/span>\r\n        \u6211\u662f\u5185\u5bb9\u533a\u57df\r\n    <\/article<\/span>><\/span><\/span>\r\n    <%- include('.\/footer'<\/span>,{content<\/span>:'\u6211\u662f\u9875\u811a'<\/span>}) %>\r\n    <\/span>`;\r\n\r\nconsole<\/span>.log(ejs.render(template,{\r\n    filename:'whatthefuck'<\/span> \/\/<\/span> \u8fd9\u4e2a\u64cd\u4f5c\u4e2d\u9700\u8981\u4e00\u4e2a\u540d\u79f0,\u548c\u8def\u5f84\u65e0\u5173\r\n}));<\/code><\/pre>\n
              \u8f93\u51fa:<\/p>\n
              <h2<\/span>><\/span>\r\n    \u6211\u662f\u9875\u5934\r\n<\/h2<\/span>><\/span>\r\n<article<\/span>><\/span>\r\n    \u6211\u662f\u5185\u5bb9\u533a\u57df\r\n<\/article<\/span>><\/span>\r\n<h2<\/span>><\/span>\r\n    \u6211\u662f\u9875\u811a\r\n<\/h2<\/span>><\/span><\/code><\/pre>\n
              \u6709\u5176\u4ed6\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53bb\u67e5\u770bejs\u7684github\u6216\u8005\u4e2d\u6587\u5b98\u7f51,\u552f\u4e00\u7684\u989d\u5916\u4fe1\u606f\u4e5f\u5c31\u8fd9\u91cc\u6709\u4e86.<\/p>\n
              \u53c2\u8003<\/h1>\n
              https:\/\/blog.csdn.net\/xjl2713…<\/a>https:\/\/www.jianshu.com\/p\/81e…<\/a><\/p>\n
              https:\/\/blog.csdn.net\/zhangxi…<\/a><\/p>\n
              https:\/\/www.cnblogs.com\/yedey…<\/a><\/p>\n
              https:\/\/segmentfault.com\/a\/11…<\/a><\/p>\n
              https:\/\/ejs.bootcss.com\/<\/a><\/p>\n
              https:\/\/github.com\/mde\/ejs<\/a><\/p>\n
              \u539f\u6587:https:\/\/segmentfault.com\/a\/1190000016931438?utm_source=tag-newest<\/a><\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"
              \u57fa\u672c\u6982\u5ff5 ejs\u7684\u57fa\u672c\u6982\u5ff5\u5341\u5206\u7b80\u5355,\u4e00\u4e2ahtml = \u6a21\u677f + \u6570\u636e,\u548c\u4f20\u7edf\u7684php\u5b57\u7b26\u4e32\u6a21\u677f\u62fc\u63a5\u975e\u5e38\u76f8\u4f3c.  […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[105],"tags":[110],"_links":{"self":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2426"}],"collection":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2426"}],"version-history":[{"count":2,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2426\/revisions"}],"predecessor-version":[{"id":2428,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=\/wp\/v2\/posts\/2426\/revisions\/2428"}],"wp:attachment":[{"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2426"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2426"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ai.zhousir.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2426"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}