php图片上传
<?php
//require_once '../include/adminfunction.php';
error_reporting(0);/*设置php的报错级别*/
//设置PHP执行超时时间
ini_set("max_execution_time", "80"); //最大时间20 秒
//修改此次的最大运行内存
ini_set("memory_limit", 1024*1024*40); //最大内存 Byte 20 兆
define('VERSON',"lexiang");/*定义一个常量*/
date_default_timezone_set('Asia/Shanghai');/*用在脚本中所有日期时间函数的默认时区*/
//模板程序编码,要和模板的编码对上。 可选GBK或者UTF-8
$default_soft_lang = "utf-8";
header("Content-Type: text/html; charset=".$default_soft_lang."");
//require_once "../public/db.config.php";
if(!isset($_SESSION)){
session_start();
}
if((count($_POST)>=1 ||count($_GET)>=1 ) && $_SERVER["SCRIPT_NAME"]!="/taodi/admin/index.php"){
//exit("<script language='JavaScript'>alert('演示版禁止修改！');history.go(-1);<///script>");
}
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>
<body>
<table>
<?php
function getImageExt($fileName)
{
$arrFile=explode('.',strtolower($fileName));
$fileExt=$arrFile[count($arrFile)-1];
return $fileExt;
}
if (is_uploaded_file($_FILES['upfile']['tmp_name'])){
$upfile=$_FILES["upfile"];
$name = $upfile["name"];
$type = $upfile["type"];
$size = $upfile["size"];
$tmp_name = $upfile["tmp_name"];
$error = $upfile["error"];
switch ($type) {
case 'image/jpg' :
if(getImageExt($name)=="jpg" || getImageExt($name)=="jpeg") $ok=1;
break;
case 'image/jpeg' :
if(getImageExt($name)=="jpg" || getImageExt($name)=="jpeg") $ok=1;
break;
case 'image/pjpeg' :
if(getImageExt($name)=="jpg" || getImageExt($name)=="jpeg") $ok=1;
break;
case 'image/gif' :
if(getImageExt($name)=="gif") $ok=1;
break;
case 'image/png' :
if(getImageExt($name)=="png") $ok=1;
break;
case 'image/x-png' :
if(getImageExt($name)=="png") $ok=1;
break;
}
}
?>
<form action="" enctype="multipart/form-data" method="post" name="upform">
<tr>
<td height="110" bgcolor="#FFFFFF" class="STYLE2">LOGO上传：</td>
<td height="110" bgcolor="#FFFFFF" class="STYLE2">
<?php
if($ok && $error=='0'){
move_uploaded_file($tmp_name,'../img/'.$name);
echo "<span style=\"color:red\">上传成功</span><br>";
}
if(is_uploaded_file($_FILES['upfile']['tmp_name']) && $ok!=1){
echo "<span style=\"color:red\">上传失败,请确认您上传的图片为:jpg jpeg gif png格式!</span><br>";
}
?>
<input name="upfile" type="file">
<input type="submit" value="上传"><br />
<span style="color:#F00">标准尺寸:长＜240px 宽＜100px</span><br />
<span style="color:#36C">文件会上传到站点相对路径的img/目录</span>
</td>
<td height="80" bgcolor="#FFFFFF" class="STYLE4">
支持上传的图片类型为:jpg jpeg gif png格式!<br>
<span style="color:#F00">注意:如果上传的文件名与原目录的文件名相同,此操作会自动覆盖原来的图片。</span>
</td>
</tr>
</form>
</table>
</body>
</html>
