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Bug #22611 ? : operator precedence is wrong
Submitted: 2003-03-08 13:46 UTC Modified: 2003-03-09 18:29 UTC
From: pts+phpbug at math dot bme dot hu Assigned:
Status: Not a bug Package: Scripting Engine problem
PHP Version: 4.3.1 OS: Linux
Private report: No CVE-ID: None
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From: pts+phpbug at math dot bme dot hu
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 [2003-03-08 13:46 UTC] pts+phpbug at math dot bme dot hu 
<?php echo 1 ? 2 : 3 ? 4 : 5;            
# ^^^ should echo `2', but echoes `4' in PHP 4.3.1

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 [2003-03-09 18:29 UTC] moriyoshi@php.net 
This looks really weird, but it's by design. In PHP "?" have left associativity in contrast to other languages such as perl in which they have right associativity.

See also
http://www.php.net/manual/en/language.operators.php
http://www.perldoc.com/perl5.8.0/pod/perlop.html
 
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