Cannot create property guid on number 1000 using jQuery to bind events - Stack Overflow

Question

Prompt that there is an error in the selected line?
Please ask God to clarify my doubts! ! !

Answer 1

What does the last parameter 1000 mean? The on method can accept two, three or four parameters, but the last parameter must be a Function

Answer 2

on(events,[selector],[data],fn), where the select and data configurations are optional, and the last one must be a function.
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