What is the code for back button in javascript calculator...??

Question

https://code.sololearn.com/WHm48M4vbM9c/?ref=app

Answer 1

Please share your code via code playground, so we (or just me) will be able to help you

Answer 2

Here it is:
function back (){
var txt = document.getElementById("txt").value;
txt = txt.slice(0,-1);
document.getElementById("txt").value = txt;
}

Answer 3

Thankx for helping me...

Answer 4

You're welcome