【 tulaoshi.com - Java 】
                             
                            <jsp:useBean 创建一个Bean实例并指定它的名字和作用范围. 
JSP 语法
<jsp:useBean 
id="beanInstanceName" 
scope="page | request | session | application" 
{ 
class="package.class" | 
type="package.class" | 
class="package.class" type="package.class" | 
beanName="{package.class | <%= expression %}" type="package.class" 
} 
{ 
/ | 
 other elements </jsp:useBean 
} 
例子
<jsp:useBean id="cart" scope="session" class="session.Carts" / 
<jsp:setProperty name="cart" property="*" / 
<jsp:useBean id="checking" scope="session" class="bank.Checking"  
<jsp:setProperty name="checking" property="balance" value="0.0" / 
</jsp:useBean