PHP Bulk Delete Data _php tutorial

Delete articles in bulk this technology is not inscrutable, just want to write down to share with you. (Suitable for beginners:)
1, first in the article List page (list.php), the multi-choice basket named: "$del _id[]", the value of the article ID number.
For example (list.php):

2. Processing page (del.php):
if ($del _id!= "") {
$del _num=count ($del _id);
for ($i =0; $i < $del _num; $i + +) {
mysql_query ("Delete from News where id= ' $del _id[$i] '");
}
Echo ("");
}else{
Echo ("");
}
?>

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