Simple php inspection

test.php

function performance($label) {
	$time = microtime(true) - $_SERVER["REQUEST_TIME_FLOAT"];
	$memory = memory_get_usage();
	$functions = get_defined_functions();

	echo "<pre>";
	echo "LABEL: $label\n";
	echo "TIME: $time\n";
	echo "MEM: $memory\n";
	
	print_r(array_diff($functions["user"], $GLOBALS['remove_wp_funcs']));
	print_r(array_reverse(debug_backtrace()));

	unset($GLOBALS['remove_wp_funcs']);
	unset($GLOBALS['functions']);
	unset($GLOBALS['wp_filter']);
	unset($GLOBALS['allowedposttags']);
	unset($GLOBALS['allowedtags']);
	unset($GLOBALS['allowedentitynames']);
	print_r($GLOBALS);
	echo "</pre>";
	exit;
}