For POST-uploaded values, a piece of js code cannot be uploaded. you can simply remove it. how can this problem be solved?

For POST-uploaded values, if a piece of js code cannot be uploaded, you can add the js for verification login after removing the code, and then click submit to submit. the uname value and pwd value are empty, the uname value and pwd value can be obtained after the js code is removed. why? & Lt; script & nbsp; language = javascript & gt; & nbsp add a js code to pass the POST value. you can simply remove it.
Add the js for login verification, and click submit to submit. the uname value and pwd value are empty. remove the js code to obtain the uname value and pwd value. why?



Function formCheck (){
If (myform. uname. value = ""){
Alert ("the user name cannot be blank !! ");
Myform. uname. focus ();
Return false;
}
If (myform. pwd. value = ""){
Alert ("The password cannot be blank !!! ");
Myform. pwd. focus ();
Return false;
}

}

Script
 

------ Solution --------------------
If (myform. uname. value = ""){
Alert ("the user name cannot be blank !! ");
Myform. uname. focus ();
Return false;
}
If (myform. pwd. value = ""){
...
------ Solution --------------------
Equal to two equal signs