How do I create a Backspace button for a HTML calculator with an input (solved)

Question

https://code.sololearn.com/WDGdDkY1YxCX/?ref=app

Answer 1

A very basic approach (following your) is removing last character of input:

Calculator.Input.value= Calculator.Input.value.substring(0,Calculator.Input.value.length-1)

Answer 2

Thank you very much