JSP--jstl标签

<%
        User person1 = new User();
        person1.setName("James");
        person1.setPassword("23");
        pageContext.setAttribute("player1", "Curry");
        session.setAttribute("james", person1);
    %>
    <c:out value="昨日重现" /><!-- 直接输出常量 -->
    <br>
    <c:out value="${player1}" /><!-- 输出变量,该变量必须属于page,request,session,application的作用域 -->
    <br>
    <c:set value="durant" var="player2" />
    <c:out value="${player2}" />
    <br>
    <c:out value="${james.password}" />
    <br>
    <c:set value="${2000*2}" var="mySalary" scope="request" />
    <c:if test="${mySalary>2000 }">
        <p>
            My Salary is
            <c:out value="${mySalary }" />
        </p>
    </c:if>
    <ul>
        <c:forEach var="i" begin="1" end="10">
            <li>li <c:out value="${i }" />
            </li>
        </c:forEach>
    </ul>
    <ol>
        <c:forTokens items="Benz,BMW,Audio" delims="," var="car">
            <li><c:out value="${car }" />
            </li>
        </c:forTokens>
    </ol>