{"id":284,"date":"2024-08-24T11:44:15","date_gmt":"2024-08-24T03:44:15","guid":{"rendered":"https:\/\/note.ui11.cc\/?p=284"},"modified":"2024-08-24T11:44:16","modified_gmt":"2024-08-24T03:44:16","slug":"jsp%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86%e7%82%b9%e6%80%bb%e7%bb%93","status":"publish","type":"post","link":"https:\/\/note.ui11.cc\/index.php\/2024\/08\/24\/jsp%e5%9f%ba%e7%a1%80%e7%9f%a5%e8%af%86%e7%82%b9%e6%80%bb%e7%bb%93\/","title":{"rendered":"JSP\u57fa\u7840\u77e5\u8bc6\u70b9\u603b\u7ed3"},"content":{"rendered":"\n<p>1.1    \u4ec0\u4e48\u662fjsp:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728\u5f88\u591a\u52a8\u6001\u7f51\u9875\u4e2d\uff0c\u7edd\u5927\u90e8\u5206\u5185\u5bb9\u90fd\u662f\u56fa\u5b9a\u4e0d\u53d8\u7684\uff0c\u53ea\u6709\u5c40\u90e8\u5185\u5bb9\u9700\u8981\u52a8\u6001\u4ea7\u751f\u548c\u6539\u53d8\u3002 \u4e3a\u4e86\u5f25\u8865Servlet\u7684\u7f3a\u9677\uff0cSUN\u516c\u53f8\u5728Servlet\u7684\u57fa\u7840\u4e0a\u63a8\u51fa\u4e86JSP\uff08Java Server Pages\uff09\u9875\u9762\u670d\u52a1\u5668\u3002<br>JSP\u662f\u7b80\u5316Servlet\u7f16\u5199\u7684\u4e00\u79cd\u6280\u672f\uff0c\u5b83\u5c06Java\u4ee3\u7801\u548cHTML\u8bed\u53e5\u6df7\u5408\u5728\u540c\u4e00\u4e2a\u6587\u4ef6\u4e2d\u7f16\u5199\uff0c\u9875\u9762\u52a8\u6001\u8d44\u6e90\u4f7f\u7528java\u4ee3\u7801\uff0c\u9875\u9762\u9759\u6001\u8d44\u6e90\u4f7f\u7528html\u6807\u7b7e\u3002<br>\u7b80\u5355\u6765\u8bf4\uff1a\u53ef\u4ee5\u5728html\u6807\u7b7e\u4e2d\u5d4c\u5957java\u4ee3\u7801\u3002<\/li>\n\n\n\n<li>JSP\u672c\u8d28\uff1aJSP\u672c\u8d28\u4e0a\u5c31\u662f\u4e00\u4e2aServlet\u3002<\/li>\n\n\n\n<li>JSP\u9875\u9762,\u8fd0\u884c\u7684\u65f6\u5019 ,\u4f1a\u5148\u751f\u6210\u4e00\u4e2aJava\u6587\u4ef6,\u5fc5\u987b\u8fdb\u884c\u7f16\u8bd1,\u518d\u53bb\u6267\u884c\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/note.ui11.cc\/wp-content\/uploads\/2024\/08\/image-91.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"850\" height=\"204\" data-original=\"https:\/\/note.ui11.cc\/wp-content\/uploads\/2024\/08\/image-91.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-285\"  sizes=\"auto, (max-width: 850px) 100vw, 850px\" \/><\/div><\/figure>\n\n\n\n<p>login.jsp \u4f1a\u88ab\u7ffb\u8bd1\u6210login_jsp.java\uff0c\u518d\u7f16\u8bd1\u65f6\u671f\u88ab\u7f16\u8bd1\u4e3alogin_jsp.class\u6587\u4ef6\uff0cjsp\u9875\u9762\u7684\u540d\u5b57\u52a0\u4e0a\u4e0b\u5212\u7ebf\u52a0\u4e0ajsp\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/note.ui11.cc\/wp-content\/uploads\/2024\/08\/image-92.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"897\" height=\"843\" data-original=\"https:\/\/note.ui11.cc\/wp-content\/uploads\/2024\/08\/image-92.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-286\"  sizes=\"auto, (max-width: 897px) 100vw, 897px\" \/><\/div><\/figure>\n\n\n\n<p>\u6bcf\u4e00\u6bb5html\u7684\u5185\u5bb9\uff0c\u90fd\u4f1a\u88ab\u7ffb\u8bd1\u6210\u4e00\u4e2aout.write(&#8220;&#8221;)\u8fd9\u6837\u7684\u4e00\u6bb5\u4ee3\u7801\u3002service\u65b9\u6cd5\u4e2d\u3002<\/p>\n\n\n\n<p>1.2\u3001\u811a\u672c\u548c\u6ce8\u91ca<br>1.2.1\u3001JSP\u811a\u672c<br>&lt;% \u4ee3\u7801 %&gt;<\/p>\n\n\n\n<p>\u811a\u672c\u7247\u6bb5,\u751f\u6210\u5728service\u65b9\u6cd5\u4e2d,\u6bcf\u6b21\u8bf7\u6c42\u7684\u65f6\u5019\u90fd\u4f1a\u6267\u884c &lt;%! \u4ee3\u7801 %&gt;<\/p>\n\n\n\n<p>\u58f0\u660e\u7247\u6bb5,\u5728java\u4ee3\u7801\u4e2d\u58f0\u660e\u6210\u5458,\u653e\u5728jsp\u751f\u6210java\u6587\u4ef6\u4e2d\u7684\u6210\u5458\u4f4d\u7f6e &lt;%=\u4ee3\u7801 %&gt;<\/p>\n\n\n\n<p>\u8f93\u51fa\u811a\u672c\u7247\u6bb5,\u76f8\u5f53\u4e8eout.print(&#8220;\u4ee3\u7801&#8221;) \u65b9\u6cd5\uff0c\u8f93\u51fa\u5230jsp\u9875\u9762<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;%!\n    \/\/\u6210\u5458\u53d8\u91cf\n    int a = 10;\n    \/\/\u6210\u5458\u65b9\u6cd5\n    public int sum(int a ,int b ){\n        return a+b;\n    }\n    \/\/\u5185\u90e8\u7c7b\n    class A{ }\n%&gt;\n&lt;%    \n     \/\/\u666e\u901a\u4ee3\u7801-\u4efb\u610f\u4ee3\u7801\n    for (int i = 1; i &lt;=10 ; i++) {\n        \/\/ System.out.println(i);\n        out.print(i);\n    }\n%&gt;\n\n&lt;%= a %&gt;<\/code><\/pre>\n\n\n\n<p>1.2.2\u3001JSP\u548cServlet\u7684\u533a\u522b<br>jsp\u4e3b\u8981\u4ee5\u9875\u9762\u4e3a\u4e3b\uff0c\u5c3d\u91cf\u4e0d\u8981\u4e66\u5199java\u4ee3\u7801\u3002<br>servlet\u4e3b\u8981\u4ee5\u4e1a\u52a1\u903b\u8f91\u4e3a\u4e3b\uff0c\u5c3d\u91cf\u4e0d\u8981\u4e66\u5199\u9875\u9762\u3002<\/p>\n\n\n\n<p>1.2.3\u3001JSP\u6ce8\u91ca<br>html\u6ce8\u91ca<\/p>\n\n\n\n<p>JSP\u6ce8\u91ca &lt;%&#8211; \u6ce8\u91ca\u6240\u6709 &#8211;%&gt;<\/p>\n\n\n\n<p>Java\u6ce8\u91ca\uff08JSP\u811a\u672c\u5185\u4f7f\u7528\uff09<\/p>\n\n\n\n<p>\/\/ \u5355\u884c<br>\/* \u591a\u884c <em>\/ \/<\/em>*\u6587\u6863 *\/<\/p>\n\n\n\n<p>JSP\u6ce8\u91ca\u7684\u4f5c\u7528\u8303\u56f4<\/p>\n\n\n\n<p>html\u6ce8\u91ca\u53ef\u4ee5\u901a\u8fc7\u67e5\u770b\u7f51\u9875\u6e90\u4ee3\u7801\u53ef\u4ee5\u67e5\u770b<\/p>\n\n\n\n<p>jsp\u6ce8\u91ca\u53ef\u4ee5\u901a\u8fc7\u67e5\u770b\u7f51\u9875\u6e90\u4ee3\u7801\u4e0d\u53ef\u4ee5\u67e5\u770b<\/p>\n\n\n\n<p>1.3\u3001JSP\u6307\u4ee4<br>1.3.1\u3001\u4ec0\u4e48\u662f\u6307\u4ee4\uff1f<br>\u7528\u4e8e\u914d\u7f6eJSP\u9875\u9762\uff0c\u5bfc\u5165\u8d44\u6e90\u6587\u4ef6\u3002<br><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.1 \u4ec0\u4e48\u662fjsp: login.jsp \u4f1a\u88ab\u7ffb\u8bd1\u6210login_jsp.java\uff0c\u518d\u7f16\u8bd1\u65f6\u671f\u88ab\u7f16\u8bd1\u4e3alogi [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-284","post","type-post","status-publish","format-standard","hentry","category-jsp"],"_links":{"self":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/comments?post=284"}],"version-history":[{"count":1,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/284\/revisions"}],"predecessor-version":[{"id":287,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/284\/revisions\/287"}],"wp:attachment":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/media?parent=284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/categories?post=284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/tags?post=284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}