Re: Question on if() priorities

From: Date: Fri, 12 Dec 2008 16:28:41 +0000
Subject: Re: Question on if() priorities
References: 1 2  Groups: php.general php.general 
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Thanks. Don't know how I could have missed that. "Maciek Sokolewicz" <tularis@php.net> wrote in message news:49428D51.3090208@php.net... > Frank Stanovcak wrote: >> I can't seem to find a reference to this in the manual, but is there an >> order of precedence for and or xor in an if statement? Kind of like >> PPMDAS or polish notation for math (PPMDAS = Powers. Parenthacies. >> Multiplication...) >> >> I ask because this seems to be working for me, but I want to make sure it >> is doing what I think it is. >> >> (code follows) >> if((($FILTERED['cod1'] == 0) or ($FILTERED['cod1'] == 1)) and >> (($FILTERED['cod2'] == 0) or ($FILTERED['cod2'] == 2)) and >> (($FILTERED['cod3'] == 0) or ($FILTERED['cod3'] == 4))) >> (end code) >> >> which is if either of the first set, and either of the second set, and >> either of the third set is true return true. >> >> Thanks in advance! >> Frank > > http://nl.php.net/manual/en/language.operators.php#language.operators.precedence >

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