On Mon, 2006-11-20 at 17:23 -0700, Michael wrote:
>
> in other words do not try to test for === TRUE, only test for !== FALSE
>
> and the warning in the manual ...
> Warning
> This function may return Boolean FALSE, but may also return a non-Boolean value
> which evaluates to FALSE, such as 0 or "". Please read the section on Booleans
> for more information. Use the === operator for testing the return value of this
> function.
>
> should read "...use the !== operator for testing..."
>
> because if you use ===, you will NOT get the expected results if needle is
> found in haystack at position 0. However, !== will always work correctly.
That REALLY depends on what you want to test:
<?php
if( strpos( 'abcdef', 'abc' ) === 0 )
{
echo <<<_
;)
_;
}
?>
Granted the context where they write === is quite ambiguous :)
Cheers,
Rob.
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