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  1. <?php
  2.  
  3. for($i = 1 ; $i<5 ; $i++){
  4. $array[] = array("a"=>$i,"b"=>2);
  5. }
  6.  
  7. echo '<pre>';
  8. print_r($array);
Success #stdin #stdout 0.01s 20568KB
stdin
Standard input is empty
stdout
<pre>Array
(
    [0] => Array
        (
            [a] => 1
            [b] => 2
        )

    [1] => Array
        (
            [a] => 2
            [b] => 2
        )

    [2] => Array
        (
            [a] => 3
            [b] => 2
        )

    [3] => Array
        (
            [a] => 4
            [b] => 2
        )

)