一堆乱码中找到的～

PHP代码:--------------------------------------------------------------------------------

<?php
function HeighPHPcode($Heightstring){
do{
$z=0;
if(preg_match('/<phpcode>(.*?)</phpcode>/s',$Heightstring,$reg)) {
$z=1;
$code='';
ob_start();
highlight_string($reg[1]);
$code = ob_get_contents();
ob_end_clean();
$reg[1] = addslashes($reg[1]);
$Heightstring=preg_replace("/<phpcode>(.*?)</phpcode>/s","$code",$Heightstring,1);
}
}while($z);
return $Heightstring;
}
##########################################################################################
#$PHPcode就是要被加亮的代码
$PHPcode= <<<END
<phpcode>
<?php
function HeighPHPcode($Heightstring){
do{
$z=0;
if(preg_match('/<phpcode>(.*?)</phpcode>/s',$Heightstring,$reg)) {
$z=1;
$code='';
ob_start();
highlight_string($reg[1]);
$code = ob_get_contents();
ob_end_clean();
$reg[1] = addslashes($reg[1]);
$Heightstring=preg_replace("/<phpcode>(.*?)</phpcode>/s","$code",$Heightstring,1);
}
}while($z);
return $Heightstring;
}
</phpcode>
END;
##########################################################################################
echo