php array remove empty values
<?php
$arr = array('1', '', '2', '3', '0');
// Incorrect:
print_r(array_filter($arr));
// Correct:
print_r(array_filter($arr, 'strlen'));
//Custom
print_r(array_filter($arr, function ($val) {if ($val > 0) {return true;} else {return false;}}));clear array php
//To clear array you are able to simply re-instantiate it
$foo = array();
//To clear $foo from the symbol table use
unset($foo);Copyright © 2021 Codeinu
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