remove impurities from string js code example

Example 1: remove commas from string javascript

var stringWithCommas = 'a,b,c,d';
var stringWithoutCommas = stringWithCommas.replace(/,/g, '');
console.log(stringWithoutCommas);

Example 2: How to remove text from a string in javscript

var ret = "data-123".replace('data-','');
console.log(ret);   //prints: 123

Example 3: remove substring from string javascript

var ret = "data-123".replace('data-','');