如果为空变量，htaccess 错误 500 (php)

Question

/product/blabla is ok /product/ give a "500 internal error"

RewriteRule product/([0-9a-zA-Z]+) product.php?c=$1 [L]

if ($_GET['c']){
 ....
}
else{
  ?>
  <script>document.location.href="<?=$racine;?>"</script>
  <?
}

Answer 1

Try this

RewriteRule product/([0-9a-zA-Z]+) product.php?c=$1 [L]
RewriteRule product/ product.php [L]

if (isset($_GET['c'])){
 ....
}
else{
  ?>
  <script>document.location.href="<?=$racine;?>"</script>
  <?
}

Answer 2

I think this may help you.

Rewrite your .htaccess to

RewriteRule product/^$|([0-9a-zA-Z]+) product.php?c=$1 [L]

^$|([0-9a-zA-Z]+) will check for empty string or a string. So product/ too will work