<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>Program Execution Functions</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="函数参考"
HREF="funcref.html"><LINK
REL="PREVIOUS"
TITLE="printer_write"
HREF="function.printer-write.html"><LINK
REL="NEXT"
TITLE="escapeshellarg"
HREF="function.escapeshellarg.html"><META
HTTP-EQUIV="Content-type"
CONTENT="text/html; charset=UTF-8"></HEAD
><BODY
CLASS="reference"
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.printer-write.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.escapeshellarg.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><DIV
CLASS="reference"
><A
NAME="ref.exec"
></A
><DIV
CLASS="TITLEPAGE"
><H1
CLASS="title"
>CXXX. Program Execution Functions</H1
><DIV
CLASS="PARTINTRO"
><A
NAME="AEN188729"
></A
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="exec.intro"
>简介</A
></H1
><P
> Those functions provide means to execute commands on the
system itself, and means to secure such commands.
</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="exec.requirements"
>需求</A
></H1
><P
>要编译本扩展模块无需外部库文件。</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="exec.installation"
>安装</A
></H1
><P
>本扩展模块作为 PHP 内核的一部分，无需安装即可使用。</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="exec.configuration"
>运行时配置</A
></H1
><P
>本扩展模块在 <TT
CLASS="filename"
>php.ini</TT
> 中未定义任何配置选项。</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="exec.resources"
>资源类型</A
></H1
><P
> This extension defines a <TT
CLASS="literal"
>process</TT
> resource, returned by
<A
HREF="function.proc-open.html"
><B
CLASS="function"
>proc_open()</B
></A
>.
</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="exec.constants"
>预定义常量</A
></H1
><P
>本扩展模块未定义任何常量。</P
></DIV
><DIV
CLASS="section"
><H1
CLASS="section"
><A
NAME="exec.seealso"
>参见</A
></H1
><P
> These functions are also closely related to the
<A
HREF="language.operators.execution.html"
>backtick operator</A
>.
Also, while in <A
HREF="features.safe-mode.html#ini.safe-mode"
>安全模式</A
> you
must consider the <A
HREF="features.safe-mode.html#ini.safe-mode-exec-dir"
> safe_mode_exec_dir</A
> directive.
</P
></DIV
></DIV
><DIV
CLASS="TOC"
><DL
><DT
><B
>目录</B
></DT
><DT
><A
HREF="function.escapeshellarg.html"
>escapeshellarg</A
> -- Escape a string to be used as a shell argument</DT
><DT
><A
HREF="function.escapeshellcmd.html"
>escapeshellcmd</A
> -- Escape shell metacharacters</DT
><DT
><A
HREF="function.exec.html"
>exec</A
> -- Execute an external program</DT
><DT
><A
HREF="function.passthru.html"
>passthru</A
> -- Execute an external program and display raw output</DT
><DT
><A
HREF="function.proc-close.html"
>proc_close</A
> -- Close a process opened by <A
HREF="function.proc-open.html"
><B
CLASS="function"
>proc_open()</B
></A
> and return the exit code of that process.</DT
><DT
><A
HREF="function.proc-get-status.html"
>proc_get_status</A
> -- Get information about a process opened by <A
HREF="function.proc-open.html"
><B
CLASS="function"
>proc_open()</B
></A
></DT
><DT
><A
HREF="function.proc-nice.html"
>proc_nice</A
> -- Change the priority of the current process</DT
><DT
><A
HREF="function.proc-open.html"
>proc_open</A
> --
Execute a command and open file pointers for input/output
</DT
><DT
><A
HREF="function.proc-terminate.html"
>proc_terminate</A
> -- Kills a process opened by proc_open</DT
><DT
><A
HREF="function.shell-exec.html"
>shell_exec</A
> -- Execute command via shell and return the complete output as a string</DT
><DT
><A
HREF="function.system.html"
>system</A
> -- Execute an external program and display the output</DT
></DL
></DIV
></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.printer-write.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.escapeshellarg.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>printer_write</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="funcref.html"
ACCESSKEY="U"
>上一级</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>escapeshellarg</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>
