📄 startwithendwith.jsp

📁 JSP2.0实用教程实例源码

💻 JSP

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<%@ page contentType="text/html;charset=GBk" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions" %>
<html>
<head>
  <title>JSTL 函数 &#149; 检查字符串是否包含指定的子串</title>
</head>
<body>
<c:set var="s1" value="There is a castle on a cloud"/>
<h4>fn:startsWith</h4>
<table cellpadding="5" border="1">
  <tr>
    <th align="left">Input String</th>
    <th>Substring</th>
    <th>Result</th>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>castle</td>
    <td>${fn:startsWith(s1, "castle")}</td>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>There is</td>
    <td>${fn:startsWith(s1, "There is")}</td>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>null</td>
    <td>${fn:startsWith(s1, undefined)}</td>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>empty string</td>
    <td>${fn:startsWith(s1, "")}</td>
  </tr>
  <tr>
    <td>null</td>
    <td>castle</td>
    <td>${fn:startsWith(undefined, "castle")}</td>
  </tr>
  <tr>
    <td>null</td>
    <td>empty string</td>
    <td>${fn:startsWith(undefined, "")}</td>
  </tr>
</table>

<h4>fn:endsWith</h4>
<table cellpadding="5" border="1">
  <tr>
    <th align="left">Input String</th>
    <th>Substring</th>
    <th>Result</th>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>castle</td>
    <td>${fn:endsWith(s1, "castle")}</td>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>cloud</td>
    <td>${fn:endsWith(s1, "cloud")}</td>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>null</td>
    <td>${fn:endsWith(s1, undefined)}</td>
  </tr>
  <tr>
    <td>${s1}</td>
    <td>empty string</td>
    <td>${fn:endsWith(s1, "")}</td>
  </tr>
  <tr>
    <td>null</td>
    <td>castle</td>
    <td>${fn:endsWith(undefined, "castle")}</td>
  </tr>
  <tr>
    <td>null</td>
    <td>empty string</td>
    <td>${fn:endsWith(undefined, "")}</td>
  </tr>
</table>


</body>
</html>

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