<?php $a=array('0.txt','1.txt','2.txt','3.txt'); $n=(int)current(explode('.',end($a))); $a[]=($n+1).'.txt'; print_r($a); $n=(int)current(explode('.',end($a))); $a[]=($n+1).'.txt'; print_r($a); $n=(int)current(explode('.',end($a))); $a[]=($n+1).'.txt'; print_r($a); $a[]=count($a).'.txt'; ?>
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