Re: Using the OR operator in an IF statement

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Tim Burgan wrote:
Hello,


Can someone please correct me on my efforts below.
If I have a condition where I want to test if a variable is not equal to "student", "staff", or "admin".. what's the simplest was to achieve that?


Here's what I tried.. that didn't work:

<?php
if ( ($_POST['usertype'] != "student") || ($_POST['usertype'] != "staff") || ($_POST['usertype'] != "admin") )
{
// ...
}
?>

use && instead of ||

In english, you'd say "if the usertype is not student and not staff and not admin, then we're OK." or "if the usertype is neither student, nor staff, nor admin"

neither/nor is implemented using !=/&&

Greg

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