PHP foreach loop if POST value is not empty

PHP foreach loop if POST value is not empty

References

Reference NO 1

http://stackoverflow.com/questions/13645367/php-foreach-loop-if-post-value-is-not-empty

Reference NO 2

http://stackoverflow.com/questions/9347296/skip-keys-in-array-without-values-in-a-foreach-loop

Reference NO 3

http://php.net/manual/en/function.empty.php

Reference NO 4

http://php.net/manual/en/control-structures.foreach.php

Reference NO 5

http://www.urbaninsight.com/2011/08/29/short-journey-from-empty-to-not-so-empty

Reference NO 6

http://www.webmasterworld.com/php/4174140.htm

Reference NO 7

http://www.daniweb.com/web-development/php/threads/334849/submit-using-foreach-_post-as-key-gt-value

Reference NO 8

https://drupal.org/node/79188