Javascript Regex: replacing the last dot for a comma

Question

I have the following code:

var x = \"100.007\"
x = String(parseFloat(x).toFixed(2));
return x
=> 100.01

This works awesomely just how I

Answer 1

You don't need to worry about whether or not it's the last ".", because there is only one. JavaScript doesn't store numbers internally with comma or dot-delimited sets.