Javascript : Client Side Scripting :: Methods from Global Object in JavaScript

by Anuj Verma · Published 21/01/2015 · Updated 12/01/2018

The Global object provides methods, which can be accessed globally

eval(expression) : evaluates and returns the value of the expression.
parseInt(string) : parses the string in to an integer.
parseFloat(string) : parses the string as a floating-point number.
isFinite(number) : returns true if the number is finite, otherwise false.
isNaN(number) : returns true if the number is NaN (Not A Number), otherwise false.