Ask a question about the use of JS variables

var xdata;
                        $.ajax({
                            url:"../addons/cms/wxpay/ispay",
                            success:function(res){
                               xdata = res; 
                            }
                        })
                        return xdata;
              returnajax
              xdata                      
                    
                    
Jan.25,2022

this is an asynchronous request, and we usually use callbacks or promise

for asynchronous operations.

for example

  

use promise.then or async await

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