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

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>fbsql_list_fields</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN59916"
></A
><P
>    (PHP 4 &#62;= 4.0.6, PHP 5)</P
>fbsql_list_fields&nbsp;--&nbsp;List FrontBase result fields</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN59919"
></A
><H2
>说明</H2
>resource <B
CLASS="methodname"
>fbsql_list_fields</B
> ( string database_name, string table_name [, resource link_identifier] )<BR
></BR
><P
>&#13;   Retrieves information about the given table.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN59934"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>database_name</CODE
></DT
><DD
><P
>&#13;       The database name.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>table_name</CODE
></DT
><DD
><P
>&#13;       The table name.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>&#13;link_identifier</CODE
></DT
><DD
><P
>A FrontBase link identifier
returned by <A
HREF="function.fbsql-connect.html"
><B
CLASS="function"
>fbsql_connect()</B
></A
> or 
<A
HREF="function.fbsql-pconnect.html"
><B
CLASS="function"
>fbsql_pconnect()</B
></A
>.</P
><P
>If optional and not specified,
the function will try to find an open link to the FrontBase server and if no
such link is found it will try to create one as if 
<A
HREF="function.fbsql-connect.html"
><B
CLASS="function"
>fbsql_connect()</B
></A
> was called with no arguments</P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN59957"
></A
><H2
>返回值</H2
><P
>&#13;   Returns a result pointer which can be used with the
   <TT
CLASS="literal"
>fbsql_field_xxx</TT
> functions, or <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on error.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN59962"
></A
><H2
>错误／异常</H2
><P
>&#13;   A string describing the error will be placed in 
   <TT
CLASS="literal"
>$phperrmsg</TT
>, and unless the function was called as
   <TT
CLASS="literal"
>@fbsql()</TT
> then this error string will also be printed
   out.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN59967"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
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CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN59970"
></A
><P
><B
>例 1. <B
CLASS="function"
>fbsql_list_fields()</B
> example</B
></P
><TABLE
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><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$link </font><font color="#007700">= </font><font color="#0000BB">fbsql_connect</font><font color="#007700">(</font><font color="#DD0000">'localhost'</font><font color="#007700">, </font><font color="#DD0000">'myname'</font><font color="#007700">, </font><font color="#DD0000">'secret'</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$fields </font><font color="#007700">= </font><font color="#0000BB">fbsql_list_fields</font><font color="#007700">(</font><font color="#DD0000">"database1"</font><font color="#007700">, </font><font color="#DD0000">"table1"</font><font color="#007700">, </font><font color="#0000BB">$link</font><font color="#007700">);<br /></font><font color="#0000BB">$columns </font><font color="#007700">= </font><font color="#0000BB">fbsql_num_fields</font><font color="#007700">(</font><font color="#0000BB">$fields</font><font color="#007700">);<br /><br />for (</font><font color="#0000BB">$i </font><font color="#007700">= </font><font color="#0000BB">0</font><font color="#007700">; </font><font color="#0000BB">$i </font><font color="#007700">&lt; </font><font color="#0000BB">$columns</font><font color="#007700">; </font><font color="#0000BB">$i</font><font color="#007700">++) {<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#0000BB">fbsql_field_name</font><font color="#007700">(</font><font color="#0000BB">$fields</font><font color="#007700">, </font><font color="#0000BB">$i</font><font color="#007700">) . </font><font color="#DD0000">"\n"</font><font color="#007700">;;<br />}<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
><P
>上例的输出类似于：</P
><TABLE
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BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><PRE
CLASS="screen"
>field1
field2
field3
...</PRE
></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN59976"
></A
><H2
>参见</H2
><P
>&#13;   <P
></P
><TABLE
BORDER="0"
><TBODY
><TR
><TD
><A
HREF="function.fbsql-field-len.html"
><B
CLASS="function"
>fbsql_field_len()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.fbsql-field-name.html"
><B
CLASS="function"
>fbsql_field_name()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.fbsql-field-type.html"
><B
CLASS="function"
>fbsql_field_type()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.fbsql-field-flags.html"
><B
CLASS="function"
>fbsql_field_flags()</B
></A
></TD
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>
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