The function equals must be used with a prefix when a default namespace are not specified resolve

Call the Java method with Jstl to report the function equals must be used with a prefix when a default namespace are not specified error.

You cannot call an object method directly using an EL expression! ${pagescope.module_lie.id.equals (Parent_ids)} This is the Equals method that calls the ID directly! This is not going to work!

With El Please note that the value in El is "." To navigate the ${pagescope.module_lie.id eq Parent_ids}

The ${} call in the regular expression cannot invoke the method, that is, the ${oauser.getuserid ()} ${u.getpostcode ()} is not allowed to do so ${oauser.userid} to omit parentheses and get, That is, directly using the properties inside the model to be able to run correctly

<c:if test= "${notleader eq (Isleader)}" > Group members </c:if>

The function equals must be used with a prefix when a default namespace are not specified resolve