Best way to check if PHP Array is empty [closed]

Best way to check if PHP Array is empty [closed]

References

Reference NO 1

http://stackoverflow.com/questions/15202553/best-way-to-check-if-php-array-is-empty

Reference NO 2

http://stackoverflow.com/questions/4014327/best-way-to-check-a-empty-array

Reference NO 3

http://php.net/manual/en/function.is-callable.php

Reference NO 4

http://net.tutsplus.com/tutorials/php/9-useful-php-functions-and-features-you-need-to-know/

Reference NO 5

http://www.w3schools.com/php/func_array_in_array.asp

Reference NO 6

http://www.phptherightway.com/

Reference NO 7

http://www.the-art-of-web.com/php/sortarray/

Reference NO 8

http://11heavens.com/true-or-false-in-php