Front desk after modified form, has a chance not popup tooltip (no successful box, no failure box),-CodePudding

 & lt; ! DOCTYPE html> 
 
 
<meta charset="utf-8" & gt; 
 Layui 
<meta name="the renderer" content="its" & gt; 
<meta HTTP - equiv="X - UA - Compatible" content="IE=edge, chrome=1" & gt; 
<meta name="viewport" content="width=device - width, initial - scale=1, maximum - scale=1" & gt; 
<link rel="stylesheet" href="https://bbs.csdn.net/layui/css/layui.css" media="all" & gt; 
<script SRC="https://bbs.csdn.net/js/jquery.js" charset="utf-8" & gt; </script> 
$.get (" http://localhost:8888/kude/student/islogin ", function (data, status) {
//async: false,//keep ajax synchronous requests, the default for asynchronous 
If (datahttps://bbs.csdn.net/topics/=='0') {
Location. A href="https://bbs.csdn.net/topics/login.html"; 
} else {
//alert (" login succeeds "); 
} 
}); 
$(function () {
$(" # submit "). Click (function () {
Var ssid=$(" # sid "). Val (); 
Var name=$(" # sname "). Val (); 
Var PWD=$(" # spassword "). Val (); 
Var x=$(" # ssex "). Val (); 
Var reiss=$(" # saddress "). Val (); 
Var phone=$(" # stelphone "). Val (); 
Var index=parent. Layer. GetFrameIndex (window. Name); 
If ((the name!==null& & The name!=' ') & amp; & (PWD!==null& & The PWD!=' ') & amp; & (x!==null& & x!=' ') & amp; & (reiss!==null& & Reiss!=' ') & amp; & (phone!==null& & Phone!=' ')) {
$.post (" http://localhost:8888/kude/student/updata ", {
Id: ssid, 
Stuname: name, 
Password: the PWD, 
Sex: x, 
Address: reiss, 
Telphone: phone, 
}, 
Function (data, status) {
If (data!=null) {
Alert (data); 
Alert (" success "); 
//the window. The location. The close ();//close 
parent.layer.close(index);//close the pop up layer 
The parent. The location. Reload ();//update the parent page 
} else {
Confirm (" modify the failure, to modify "); 
Location. A href="https://bbs.csdn.net/topics/updata.html"; 
} 
}); 
} 
}); 
}); 
/* function close () {
Var a=$(" # xiugai "). Val (" yes "); 
Alert (a); 
} */
</script> 
 
<body> 
 
 Student information changes & lt;/legend>