dump array

<?php
//array_dump.php
$a=array();
$a[]=1;
$a[]=2;
$a[]=3;
$a[]=4;
$a[]='a';
$a[]='b';
$a[]='c';
$a[]='d';
var_dump($a);
?>
<?php
/*
array (size=8)
  0 => int 1
  1 => int 2
  2 => int 3
  3 => int 4
  4 => string 'a' (length=1)
  5 => string 'b' (length=1)
  6 => string 'c' (length=1)
  7 => string 'd' (length=1)
*/
?>