<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >posix_uname</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_ttyname" HREF="function.posix-ttyname.html"><LINK REL="NEXT" TITLE="POSIX 扩展正则表达式函数" HREF="ref.regex.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-ttyname.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="ref.regex.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.posix-uname" ></A >posix_uname</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN183755" ></A ><P > (PHP 3 >= 3.0.10, PHP 4, PHP 5)</P >posix_uname -- Get system name</DIV ><DIV CLASS="refsect1" ><A NAME="AEN183758" ></A ><H2 >说明</H2 >array <B CLASS="methodname" >posix_uname</B > ( void )<BR ></BR ><P > Gets information about the system. </P ><P > Posix requires that you must not make any assumptions about the format of the values, e.g. you cannot rely on three digit version numbers or anything else returned by this function. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN183766" ></A ><H2 >返回值</H2 ><P > Returns a hash of strings with information about the system. The indices of the hash are <P ></P ><UL ><LI ><P > sysname - operating system name (e.g. Linux) </P ></LI ><LI ><P > nodename - system name (e.g. valiant) </P ></LI ><LI ><P > release - operating system release (e.g. 2.2.10) </P ></LI ><LI ><P > version - operating system version (e.g. #4 Tue Jul 20 17:01:36 MEST 1999) </P ></LI ><LI ><P > machine - system architecture (e.g. i586) </P ></LI ><LI ><P > domainname - DNS domainname (e.g. example.com) </P ></LI ></UL > </P ><P > domainname is a GNU extension and not part of POSIX.1, so this field is only available on GNU systems or when using the GNU libc. </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.posix-ttyname.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="ref.regex.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >posix_ttyname</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 扩展正则表达式函数</TD ></TR ></TABLE ></DIV ></BODY ></HTML >