實(shí)驗(yàn)環(huán)境:Myeclipse10 + tomcat7
簡單應(yīng)用于登陸界面,
JSP(jsp:forward)應(yīng)用
。jsp:forward的作用是,把當(dāng)前的JSP頁引導(dǎo)到另一個頁面上,瀏覽器地址本顯示的是當(dāng)前網(wǎng)頁的地址,內(nèi)容則是另一個界面的。1.User.html
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2.Login.jsp
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<%@ page language=java import=java.util.* pageEncoding=utf-8%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+://+request.getServerName()+:+request.getServerPort()+path+/;
%>
> <% String User=request.getParameter(User); String Password=request.getParameter(Password); if(User.equals(Admin) && Password.equals(Admin)){%>3.errorPage.jsp; 注意isErrorPage=TRUE;
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<%@ page language=java import=java.util.* pageEncoding=UTF-8 isErrorPage=true%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+://+request.getServerName()+:+request.getServerPort()+path+/;
%>
>錯誤信息
<%=exception%>
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<%@ page language=java import=java.util.* pageEncoding=UTF-8%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+://+request.getServerName()+:+request.getServerPort()+path+/;
%>
> Welcome!