recursive functions?

From: Date: Tue, 02 May 2000 23:41:23 +0000
Subject: recursive functions?
Groups: php.version4 
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is it somehow possible to realize a recursive program like that with php? <? function print1($txt) { if ($txt!="") { echo substr($txt,0,1); print2(substr($txt,1)); } } function print2($txt) { if ($txt!="") { echo substr($txt,0,1); print1(substr($txt,1)); } } print2("test"); ?> that should produce : test if there is a trick to manage it, then a hint would be very welcome!

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