<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >posix_getsid</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="POSIX Functions" HREF="ref.posix.html"><LINK REL="PREVIOUS" TITLE="posix_getrlimit" HREF="function.posix-getrlimit.html"><LINK REL="NEXT" TITLE="posix_getuid" HREF="function.posix-getuid.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.posix-getrlimit.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.posix-getuid.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.posix-getsid" ></A >posix_getsid</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN183269" ></A ><P > (PHP 3 >= 3.0.10, PHP 4, PHP 5)</P >posix_getsid -- Get the current sid of the process</DIV ><DIV CLASS="refsect1" ><A NAME="AEN183272" ></A ><H2 >说明</H2 >int <B CLASS="methodname" >posix_getsid</B > ( int pid )<BR ></BR ><P > Return the sid of the process <CODE CLASS="parameter" >pid</CODE >. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN183282" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >pid</CODE ></DT ><DD ><P > The process identifier. If set to 0, the current process is assumed. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN183291" ></A ><H2 >返回值</H2 ><P > Returns the identifier, as an integer. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN183294" ></A ><H2 >注释</H2 ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B > This is not a POSIX function, but is common on System V systems. If your system does not support this function at system level, this PHP function will always return <TT CLASS="constant" ><B >FALSE</B ></TT >. </P ></BLOCKQUOTE ></DIV ></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.posix-getrlimit.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.posix-getuid.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >posix_getrlimit</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.posix.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >posix_getuid</TD ></TR ></TABLE ></DIV ></BODY ></HTML >