<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>文件上传</title>
</head>
<body>
<form action="upload.php" method="post" enctype="multipart/form-data">
用户名：<input type="text" name="uname" /><br />
<!-- 使用隐藏域来控制文件的大小 -->
<input type="hidden" name="MAX_FILE_SIZE" value="1024" />
头 像：<input type="file" name="pic" /><br />
<input type="submit" name="sub" value="提交" />
</form>
</body>
</html>
<?php
$file = $_FILES;
//判断临时文件必须是通过http post上传过来的
if(is_uploaded_file($file[‘pic‘][‘tmp_name‘])){
//设置允许上传的格式
$allowType = array("iamge/png", "image/jpeg", "image/jpg", "iamge/gif");
$type = $file[‘pic‘][‘type‘];
if(!in_array($type, $allowType)){
exit("上传类型不允许");
}
if($file[‘pic‘][‘size‘] > 1024 * 1024){
exit("上传头像不能大于1M");
}
$path = "./uploads/";
$fname = time().rand(100, 999);
$ext = array_pop(explode(‘.‘, $file[‘pic‘][‘name‘]));
$abspath = $path.$fname.‘.‘.$ext;
if(move_uploaded_file($file[‘pic‘][‘tmp_name‘], $abspath)){
echo "上传成功";
}
}
?>
时间： 2024-10-16 17:34:32