Select duplicate data from an array_PHP tutorial

$num = count($array);
if($num)
{
sort($array);
}
if($num!=0)
{
$m = $array[0];
$n = 0;
$kind=1;
echo $array[0]."----------";
for($z=0;$z<$num;$z )
{
if($m!=$array[$z])
{
echo $array[$z-1]." ";
echo $array[$z];
$kind=0;
$m=$array[$z];
}
$n ;
$m ;
//echo $array[$z]."'/n'";
}
if($kind==1)
{
echo $array[$num-1]."重复的数据！ ";
}
?>

http://www.bkjia.com/PHPjc/632863.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/632863.htmlTechArticle?php $num = count($array); if($num) { sort($array); } if($num!=0) { $m = $array[0]; $n = 0; $kind=1; echo $array[0].----------; for($z=0;$z$num;$z ) { if($m!=$array[$z]) { echo $ar...