[英]JSP Expression Language get parameter
I am trying to get a String
parameter "username"
from the request
with Expression Language . 我试图从表达式语言的request
获取String
参数"username"
。 I've done some research, but couldn't find a way to do so, I would like something similar to ${pageContext.request.parameter.username}
我做了一些研究,但找不到办法,我希望类似于${pageContext.request.parameter.username}
How get a specific request parameter, using only expression language? 如何使用表达式语言获取特定的请求参数?
If get an attribute from 'session', try this ${username}. 如果从“会话”获取属性,请尝试使用此$ {username}。
If get an parameter from 'request', try this ${param.username}. 如果从'request'获取参数,请尝试使用$ {param.username}。
The syntax to get the attributes from session would be, 从会话中获取属性的语法是,
${sessionScope[name]}
And for the request attributes , you can use 对于请求属性,您可以使用
${param[name]}
For more info, 有关更多信息,
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