<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >msql_field_len</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="PHP 手册" HREF="index.html"><LINK REL="UP" TITLE="mSQL Functions" HREF="ref.msql.html"><LINK REL="PREVIOUS" TITLE="msql_field_flags" HREF="function.msql-field-flags.html"><LINK REL="NEXT" TITLE="msql_field_name" HREF="function.msql-field-name.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP 手册</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.msql-field-flags.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.msql-field-name.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.msql-field-len" ></A >msql_field_len</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN130408" ></A ><P > (PHP 3 >= 3.0.7, PHP 4, PHP 5)</P >msql_field_len -- Get field length</DIV ><DIV CLASS="refsect1" ><A NAME="AEN130411" ></A ><H2 >说明</H2 >int <B CLASS="methodname" >msql_field_len</B > ( resource result, int field_offset )<BR ></BR ><P > <B CLASS="function" >msql_field_len()</B > returns the length of the specified field. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN130424" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" > result</CODE ></DT ><DD ><P >返回类型为 <A HREF="language.types.resource.html" ><B CLASS="type" >resource</B ></A > 的结果集。该结果集从 <A HREF="function.msql-query.html" ><B CLASS="function" >msql_query()</B ></A > 的调用中得到。</P ></DD ><DT ><CODE CLASS="parameter" > field_offset</CODE ></DT ><DD ><P >数字形式的字段偏移量。<CODE CLASS="parameter" >field_offset</CODE > 从 <TT CLASS="literal" >1</TT > 开始。</P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN130442" ></A ><H2 >返回值</H2 ><P > Returns the length of the specified field or <TT CLASS="constant" ><B >FALSE</B ></TT > on error. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.msql-field-flags.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >起始页</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.msql-field-name.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >msql_field_flags</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.msql.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >msql_field_name</TD ></TR ></TABLE ></DIV ></BODY ></HTML >