PHP：使用爆炸scandir时未定义的偏移量

Question

<?php
$dir = "user/jas527/uploads/";
$a = scandir($dir);
for($i=2;$i<$a;$i++){
print_r(explode('.',$a[$i]));
}
?>

i'm trying to explode file names of a directory. but i got a error.

Answer 1

Make correction like this

   for($i=2; $i<count($a); $i++){