Javascript Random String Function
2013-04-18 13:47:41
/** * Generates a string of random characters of a specified length * * @param len length of the resulting string. Default is 10 if unspecified * @returns {string} */ function randString(len) { len = len || 10; var s = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_$', out = '', randomIndex; for(var i=0; i < len; i++) { randomIndex = Math.round(Math.random()*(s.length-1)); out += s.substring(randomIndex, randomIndex+1) } return out }