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@ 2014-09-06T22:12:10Z

<?php
define('CONSTANT', 1);
define('_CONSTANT', 0);
define('EMPTY', '');
$a = '0';
if (!empty($a)) {
	if (!(boolean) _CONSTANT) {
		echo 1;
	}
} else if (constant('CONSTANT') == 1) {
	echo 2;
}

Output
Performance
VLD
References
Branches

constant: documentation ( source)
define: documentation ( source)

preferences:dark modelive preview

35.07 ms | 402 KiB | 5 Q