- var_dump: documentation ( source)
- in_array: documentation ( source)
<?php
$value = 'baz';
$haystack = array('foo', 'bar', true);
print "\n";
print "--START--\n";
var_dump($value);
var_dump($haystack);
var_dump(in_array($value, $haystack, true));
var_dump(in_array($value, $haystack, false));
print "--END--\n";