Javascript/Ajax/JQuery

Difference Between ‘null’ and ‘undefined’ in JavaScript

Most people using JavaScript misunderstand the difference between ‘null’ and ‘undefined’. An unclear distinction between these two entities can lead to grave issues when using ‘null’ and ‘undefined’ in test cases. A variable is said to be ‘undefined’ if it has been declared, but no value has been given to it....

by Sakshi Tyagi
Tag: null
01-Mar-2013