Because the el can be used in place of JSP expressions to specify dynamicattribute values, it reduces the need for page authors to use scripting elements.
由于可以用el替代JSP表达式来指定动态属性值，因此页面创作人员无需使用脚本编制元素。
2
You can also specify whether nested and dynamic group membership is within the scope of the membership attribute.
您还可以指定嵌套和动态组成员关系是否位于成员关系属性范围内。
3
For dynamic groups, what is actually maintained in the membership attribute is an LDAP search filter.