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

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

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>dba_exists</H1
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><P
>    (PHP 3&#62;= 3.0.8, PHP 4 , PHP 5)</P
>dba_exists&nbsp;--&nbsp;Check whether key exists</DIV
><DIV
CLASS="refsect1"
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NAME="AEN16731"
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><H2
>Description</H2
>bool <B
CLASS="methodname"
>dba_exists</B
> ( string key, resource handle)<BR
></BR
><P
>&#13;     <B
CLASS="function"
>dba_exists()</B
> checks whether the specified
     <VAR
CLASS="parameter"
>key</VAR
> exists in the database specified by
     <VAR
CLASS="parameter"
>handle</VAR
>.
    </P
><P
>&#13;     <VAR
CLASS="parameter"
>Key</VAR
> is the key the check is performed for.
    </P
><P
>&#13;     <VAR
CLASS="parameter"
>Handle</VAR
> is a database handle returned by
     <A
HREF="function.dba-open.html"
><B
CLASS="function"
>dba_open()</B
></A
>.
    </P
><P
>&#13;     <B
CLASS="function"
>dba_exists()</B
> returns <TT
CLASS="constant"
><B
>TRUE</B
></TT
> or <TT
CLASS="constant"
><B
>FALSE</B
></TT
>, if the key is found
     or not found, respectively.
    </P
><P
>&#13;     See also: <A
HREF="function.dba-fetch.html"
><B
CLASS="function"
>dba_fetch()</B
></A
>,
     <A
HREF="function.dba-delete.html"
><B
CLASS="function"
>dba_delete()</B
></A
>, <A
HREF="function.dba-insert.html"
><B
CLASS="function"
>dba_insert()</B
></A
>,
     and <A
HREF="function.dba-replace.html"
><B
CLASS="function"
>dba_replace()</B
></A
>.
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