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其实我昨天整理的代码只差一步就可以实现我想要的功能了(我总这样,关键时刻掉链子…),把代码贴出来吧,呵呵
<?php
session_start();
if (!isset($_SESSION['user'])) {
$_SESSION['user']="";
exit;
}
if ((($_FILES["file"]["type"] == "image/gif")
|| ($_FILES["file"]["type"] == "image/jpeg")
|| ($_FILES["file"]["type"] == "image/pjpeg"))){
if ($_FILES["file"]["error"] > 0){
echo "Return Code: " . $_FILES["file"]["error"] . "<br />";
}else{
$filename=explode(".",$_FILES['file']['name']);//把上传的文件名以“.”好为准做一个数组。
$time=date("m-d-H-i-s");//去当前上传的时间
$filename[0]=$time;//取文件名t替换
$name=implode(".",$filename);
echo "Upload: " . $_FILES["file"]["name"] . "<br />";
echo "Type: " . $_FILES["file"]["type"] . "<br />";
echo "Size: " . ($_FILES["file"]["size"] / 1024) . " Kb<br />";
echo "Temp file: " . $_FILES["file"]["tmp_name"] . "<br />";
if (file_exists("upload/" . $_FILES["file"]["name"])){
echo $_FILES["file"]["name"] . " already exists. ";
}else{
move_uploaded_file($_FILES["file"]["tmp_name"],"upload/" . $name);
echo "Stored in: " . "upload/" . $_FILES["file"]["name"];
$db = mysql_connect("localhost","root","642531") ;
mysql_select_db("news",$db);
$query="update picture set picture='$name' where user_name='$user'";
$result=mysql_query($query) or die("稍后再试1");
mysql_close($db);
}
}
}else{
echo "Invalid file";
}
?>
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