In this section, Generic XHR request function should be created, which represent the basic request function that ( both currency and country functions) will use it. by writing a general code for both and taking the appropriate arguments( URL, and callback function).
In this section, Generic XHR request function should be created, which represent the basic request function that ( both currency and country functions) will use it. by writing a general code for both and taking the appropriate arguments( URL, and callback function).