Sophie: php-manual-ro-0:20051028-1 noarch

php-manual-ro-20051028-1.noarch.rpm

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>Tabel 10-6. Logical Operators</B
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><TH
>Example</TH
><TH
>Name</TH
><TH
>Result</TH
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><TR
><TD
>$a and $b</TD
><TD
>And</TD
><TD
><TT
CLASS="constant"
><B
>TRUE</B
></TT
> if both $a and $b are <TT
CLASS="constant"
><B
>TRUE</B
></TT
>.</TD
></TR
><TR
><TD
>$a or $b</TD
><TD
>Or</TD
><TD
><TT
CLASS="constant"
><B
>TRUE</B
></TT
> if either $a or $b is <TT
CLASS="constant"
><B
>TRUE</B
></TT
>.</TD
></TR
><TR
><TD
>$a xor $b</TD
><TD
>Xor</TD
><TD
><TT
CLASS="constant"
><B
>TRUE</B
></TT
> if either $a or $b is <TT
CLASS="constant"
><B
>TRUE</B
></TT
>, but not both.</TD
></TR
><TR
><TD
>! $a</TD
><TD
>Not</TD
><TD
><TT
CLASS="constant"
><B
>TRUE</B
></TT
> if $a is not <TT
CLASS="constant"
><B
>TRUE</B
></TT
>.</TD
></TR
><TR
><TD
>$a &#38;&#38; $b</TD
><TD
>And</TD
><TD
><TT
CLASS="constant"
><B
>TRUE</B
></TT
> if both $a and $b are <TT
CLASS="constant"
><B
>TRUE</B
></TT
>.</TD
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>$a || $b</TD
><TD
>Or</TD
><TD
><TT
CLASS="constant"
><B
>TRUE</B
></TT
> if either $a or $b is <TT
CLASS="constant"
><B
>TRUE</B
></TT
>.</TD
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>&#13;    The reason for the two different variations of "and" and "or"
    operators is that they operate at different precedences. (See
    <A
HREF="language.operators.html#language.operators.precedence"
>Operator
    Precedence</A
>.)
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