Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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>sesam_num_fields</H1
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>    (PHP 3 CVS only)</P
>sesam_num_fields&nbsp;--&nbsp;Return the number of fields/columns in a result set</DIV
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NAME="AEN207103"
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><H2
>说明</H2
>int <B
CLASS="methodname"
>sesam_num_fields</B
> ( string result_id )<BR
></BR
><P
>&#13;   After calling <A
HREF="function.sesam-query.html"
><B
CLASS="function"
>sesam_query()</B
></A
> with a "select
   type" query, this function gives you the number of columns in the
   result.  
  </P
><P
>&#13;   For "immediate" statements, the value zero is returned. The SESAM
   "multiple field" columns count as their respective dimension,
   i.e., a three-column "multiple field" counts as three columns.
  </P
></DIV
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><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>result_id</CODE
></DT
><DD
><P
>&#13;       A valid result id returned by <A
HREF="function.sesam-query.html"
><B
CLASS="function"
>sesam_query()</B
></A
>.
      </P
></DD
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>
  </P
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><A
NAME="AEN207124"
></A
><H2
>返回值</H2
><P
>&#13;   Returns an integer describing the total number of columns (aka. fields) in
   the current <CODE
CLASS="parameter"
>result_id</CODE
> result set or <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on
   error.
  </P
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><H2
>参见</H2
><P
>&#13;   <P
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><A
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><TR
><TD
><A
HREF="function.sesam-field-array.html"
><B
CLASS="function"
>sesam_field_array()</B
></A
> for a way to distinguish
     between "multiple field" columns and regular columns.</TD
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>
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