Remove empty array elements

Question

Some elements in my array are empty strings based on what the user has submitted. I need to remove those elements. I have this:

foreach($linksArray as $link)         


        

Answer 1

$linksArray = array_filter($linksArray);

"If no callback is supplied, all entries of input equal to FALSE will be removed." -- http://php.net/manual/en/function.array-filter.php