7 Nov 2019 List of all useful javascript string functions in a nutshell. javascript substring, javascript string indexof By default, base = 10(decimal system). 19 Feb 2015 You can also see my blog specific on Arrays which are used in JavaScript. The following methods are :- slice(); substring(); substr(). All these  indexOf('.'); if(decimalPos === -1){ return 0; }else{ return String(value).length < link rel="stylesheet" href="style.css" />