OIC- Javascript - return count of string using Regular expression

 Js code: returnCountOfString.js

function returnCountOfString(value,string){

var rgxp = new RegExp(string,"g")

var output = (value.match(rgxp)||[]).length;

return output

}

or 

function returnCountOfString(value,string){

var rgxp = new RegExp(string,"g")

var output = value.match(rgxp).length;

return output

}