在一行内使用highlight_string函数

This class show a code formated.
Allow options for to format.
Options: highlight code and to show line number

<?php

class Code
{

function printCode($code, $high_light = 0, $lines_number = 0)
{
if (!is_array($code)) $code = explode("/n", $code);

$count_lines = count($code);

foreach ($code as $line => $code_line) {

if ($lines_number) $r1 = "<span class=/"lines_number/">".($line + 1)." </span>";

if ($high_light) {
if (ereg("</?(php)?[^[:graph:]]", $code_line)) {
$r2 = highlight_string($code_line, 1)."<br />";
} else {

$r2 = ereg_replace("(&lt;/?php&nbsp;)+", "", highlight_string("<?php ".$code_line, 1))."<br />";

}
} else {