I am new to javascript, i am trying to call function while login time, but i am getting error in browser console in IE11.
function myLogin(){
alert("login alert89");
var str =document.getElementById("j_password").value;
var enc = window.btoa(str);
var chars = {'a':'b','b':'c','c':'a'};
var new1;
new1 = enc.replace(/[abc]/g, m => chars[m]);
document.getElementById("j_password").value=new1;
}
I am getting systam error
at new1 = enc.replace(/[abc]/g, m => chars[m])
line. But is working in chrome. What's wrong in my code?