<?php    header ("Content-type: image/png");    $conn = MYSQL_connect("localhost", "root", "");     //连接数据库    $colname_rs_article = $_GET['id'];              //获取参数id      mysql_select_db("cms", $conn);                  //执行SQL    $query_rs_article = sprintf("SELECT * FROM articles WHERE article_id = %s", $colname_rs_article);    $rs_article = mysql_query($query_rs_article, $conn) or die(mysql_error());    $row_rs_article = mysql_fetch_assoc($rs_article);    $totalRows_rs_article = mysql_num_rows($rs_article);      $image = ImageCreateTrueColor(700, 1000);                   //创建画布    $bg = ImageColorAllocate($image, 255, 255, 255);        //设置背景为白色    ImageFill($image, 0, 0, $bg);    $text_color = ImageColorAllocate($image, 0, 0, 0);      //设置文字颜色为黑色    imagestring($image, 5, 0, 0, $row_rs_article['title'], $text_color);        //输出文章标题    imagestring($image, 3, 0, 20, $row_rs_article['author'], $text_color);  //输出文章作者    imagestring($image, 4, 0, 60, $row_rs_article['content'], $text_color); //输出文章内容    $logo = ImageCreateFromPNG('logo.png');         //获得水印图片    $logoW = ImageSX($logo);    $logoH = ImageSY($logo);    ImageCopy($image, $logo, 0, 0, 0, 0, $logoW, $logoH);           //合并文字图片与水印图片    ImageJPEG($image); // output to browser    ImageDestroy($logo);    ImageDestroy($image);    ?>