<?php
$uploadpath = '../upload/';
$uploadtype = 'image/x-pngimage/gifimage/pjpeg';
$uploadsava = '';
$uploadpath.= md5(date('y:m:d h:i:s'));
$phototype = isset($_POST['select']) ? $_POST['select'] : "";
$title = Strreplace(isset($_POST['title']) ? $_POST['title'] : "null");
$say = Strreplace(isset($_POST['textarea']) ? $_POST['textarea'] : "null");
$tdate = date("Y:m:d");
$uploadtype = $_FILES['file']['type'];
if ($phototype == 'null' || $phototype == "") {
    echo ("<script>alert('图片上传失败,你还没有创建相册');history.back();</script>");
    exit();
}
if ($title == "null" || $title == "" || strlen($title) > 50) {
    $title = "暂无标题";
}
if ($say == "null" || $say == "" || strlen($say) > 500) {
    $say = "暂无说明";
}
if (strpos('exit:image/x-png', $uploadtype)) {
    $uploadsava = $uploadpath . ".png";
}
if (strpos('exit:image/gif', $uploadtype)) {
    $uploadsava = $uploadpath . ".gif";
}
if (strpos('exit:image/pjpeg', $uploadtype)) {
    $uploadsava = $uploadpath . ".jpg";
}
if ($uploadsava == '') {
    echo ("<script>alert('只能上传.gif .jpg .png三类文件');history.back();</script>");
    exit();
}
if ($_FILES['file']['size'] > 202400) {
    echo ("<script>alert('对不起,图片大小不能大于200K');history.back();</script>");
    exit();
}
if (move_uploaded_file($_FILES['file']['tmp_name'], $uploadsava)) {
    echo ("<script>alert('图片上传成功');history.back();</script>");
    $sql = "insert into photo(name,picpath,picdate,pichit,picsay,filesendid,phototype) values('$title','$uploadsava','$tdate',1,'$say','$xm','$phototype')";
    mysql_query($sql) or die('Insert Data Fail Errors' . mysql_error());
} else {
    echo ("<script>alert('图片上传失败');history.back();</script>");
}

永久链接：http://www.phprm.com/code/c63953bdb491e4fca94fbef7f926d286.html

转载随意！带上文章地址吧。