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run code in 150+ php & hhvm versions
Bugs & Features
<?php $a=array('0.txt','1.txt','2.txt','3.txt'); print_r($a); $a[]=count($a).'.txt'; print_r($a); $a[]=count($a).'.txt'; print_r($a); $a[]=count($a).'.txt'; print_r($a); $a[]=count($a).'.txt'; print_r($a); $a[]=count($a).'.txt'; print_r($a); $a[]=count($a).'.txt'; print_r($a); $a[]=count($a).'.txt'; print_r($a); $a[]=count($a).'.txt'; print_r($a); ?>
Output for 4.3.0 - 7.1.0
Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt [5] => 5.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt [5] => 5.txt [6] => 6.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt [5] => 5.txt [6] => 6.txt [7] => 7.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt [5] => 5.txt [6] => 6.txt [7] => 7.txt [8] => 8.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt [5] => 5.txt [6] => 6.txt [7] => 7.txt [8] => 8.txt [9] => 9.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt [5] => 5.txt [6] => 6.txt [7] => 7.txt [8] => 8.txt [9] => 9.txt [10] => 10.txt ) Array ( [0] => 0.txt [1] => 1.txt [2] => 2.txt [3] => 3.txt [4] => 4.txt [5] => 5.txt [6] => 6.txt [7] => 7.txt [8] => 8.txt [9] => 9.txt [10] => 10.txt [11] => 11.txt )