covert string to number js code example
Example 1: string to int javascript
var text = '3.14someRandomStuff';
var pointNum = parseFloat(text);
// returns 3.14
Example 2: convert a string to number in javascript
var x = parseInt("1000", 10); // you want to use radix 10
// so you get a decimal number even with a leading 0 and an old browser ([IE8, Firefox 20, Chrome 22 and older][1])