PHP debug function

php-debug-function.php

<?php
/** Debug function */
function db($data) {
	$backtrace = debug_backtrace();
	$caller = array_shift($backtrace);
	echo '<br><pre style="color:#B99AFF;">##### <span style="color:green;">'.$caller['file'].'</span> <span style="color:red;">Line: '.$caller['line']. '</span> #####<br><span style="color:blue;">';
    if( !empty($data) ) { print_r( $data ); } else { print_r("Empty variable.<br>"); }
    echo '</span>######################################################</pre><br>';
}