Help people greatly, WeChat developer tools have been prompt always read a property 'oldpwd of undefined problems

 confirmUpdate: function (e) {
The console. The log (e); 
Var oldpwd=this. Date. Oldpwd; 
Var newpwd=this. Date. Newpwd; 
Var newpwd2=this. Date. Newpwd2; 

If (oldpwd=='| | newpwd==' | | newpwd2==' ') {
Wx. ShowToast ({
Title: 'password cannot be empty, 
Icon: 'none', 
Duration: 1000 
}) 
} else if (newpwd!={newpwd2) 
Wx. ShowToast ({
Title: 'two inconsistent password', 
Icon: 'none', 
Duration: 1000 
}) 
} else {
Wx. Request ({
Url: ` ${app. GlobalData. ApiUrl}/updateContact/${this. Data. UserID} `, 
Method: "POST",//OPTIONS, GET, HEAD, POST, PUT, DELETE, TRACE, CONNECT 
//the header: {},//set the request header 
Success: the function (res) {
//success 
Wx. HideLoading (); 
If (res) data) success) {
Wx. ShowToast ({
Title: 'success', 
Icon: 'success', 
Success: the function () {
SetTimeout ()=& gt; {
Wx. SwitchTab ({
Url: "/pages/user/user" 
}); 
}, 1500) 
} 
}) 

} 
} 

The error code

I really don't understand,

CodePudding user response:

That is lost to define oldpwd

Var oldpwd=this. Data. Oldpwd;
.