<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >imagesetpixel</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="Image 图像函数" HREF="ref.image.html"><LINK REL="PREVIOUS" TITLE="imagesetbrush" HREF="function.imagesetbrush.html"><LINK REL="NEXT" TITLE="imagesetstyle" HREF="function.imagesetstyle.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.imagesetbrush.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.imagesetstyle.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.imagesetpixel" ></A >imagesetpixel</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN89545" ></A ><P > (PHP 3, PHP 4, PHP 5)</P >imagesetpixel -- 画一个单一像素</DIV ><DIV CLASS="refsect1" ><A NAME="AEN89548" ></A ><H2 >说明</H2 >bool <B CLASS="methodname" >imagesetpixel</B > ( resource image, int x, int y, int color )<BR ></BR ><P > <B CLASS="function" >imagesetpixel()</B > 在 <CODE CLASS="parameter" >image</CODE > 图像中用 <CODE CLASS="parameter" >color</CODE > 颜色在 <CODE CLASS="parameter" >x</CODE >,<CODE CLASS="parameter" >y</CODE > 坐标(图像左上角为 0,0)上画一个点。 </P ><P > 参见 <A HREF="function.imagecreatetruecolor.html" ><B CLASS="function" >imagecreatetruecolor()</B ></A > 和 <A HREF="function.imagecolorallocate.html" ><B CLASS="function" >imagecolorallocate()</B ></A >。 </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.imagesetbrush.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.imagesetstyle.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >imagesetbrush</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.image.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >imagesetstyle</TD ></TR ></TABLE ></DIV ></BODY ></HTML >