Google Chrome - JavaScript version

Question

Which version of JavaScript does Google Chrome support in relation to Mozilla Firefox? In other words, does Chrome support JavaScript 1.6, 1.7, or 1.8 which Firefox also su

Answer 1

This is an old thread, however here goes. Google Chrome does not respond to the following

function foo(){
  let a = 4;
  alert(a);
}
foo();

hence it does not support JavaScript 1.7