There is another reason as well.
type casting is done right to left. This will always ensure that the
variables type is compared to "", which will convert to 0 if $content is a
number.
Not sure if this was intentional or not, but it is true.
Brian Moon
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----- Original Message -----
From: "Jon Parise" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]>
Sent: Monday, May 14, 2001 9:31 PM
Subject: [PEAR-DEV] Comparison style
> I was just perusing some of the PEAR code, and a certain
> condition caught my eye:
>
> if ("" == $content)
>
> My habit has always been to write that sort of condition using
> the style:
>
> if ($content == "")
>
> (leaving the unknown value on the left side of the comparison
> operator)
>
> Is one of these styles preferable to the other, either always or
> in certain instances?
>
> --
> Jon Parise ([EMAIL PROTECTED]) . Rochester Inst. of Technology
> http://www.csh.rit.edu/~jon/ : Computer Science House Member
>
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>
>
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