Hello, welcome to therichpost.com. In this post, how to Check duplicate values in php array/ I personally like php ver much. PHP is the best web language. There are many cms and frameworks in PHP and WordPress is the best example. facebook also used PHPin it.

Here is working code to check if array has duplicate values or not:

$arr = array('Email','Name','Something','Else','Email');

if ( count( $arr ) !== count( array_unique( $arr ) ) ) echo "Some duplicates";

 There are so many code in PHP and i will let you know all. Please do comment if you any query related to this post.     Thank you. Therichpost.com