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

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>pg_field_size</H1
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>    (PHP 4 &#62;= 4.2.0, PHP 5)</P
>pg_field_size&nbsp;--&nbsp;
     返回指定字段占用内部存储空间的大小
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>说明</H2
>int <B
CLASS="methodname"
>pg_field_size</B
> ( resource result, int field_number )<BR
></BR
><P
>&#13;     <B
CLASS="function"
>pg_field_size()</B
> 返回 PostgreSQL <CODE
CLASS="parameter"
>result</CODE
> 中指定字段占用内部存储空间的大小（字节数）。字段编号从 0 开始。字段大小为 -1 表示可变长度字段。如果出错本函数返回 <TT
CLASS="constant"
><B
>FALSE</B
></TT
>。
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>&#13;     参考 <A
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></A
> 页面中的例子。
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>注意: </B
>
      本函数以前的名字为 <TT
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>pg_fieldsize()</TT
>。
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>&#13;     参见 <A
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><B
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>pg_field_prtlen()</B
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> 和 <A
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