Collection
Collection
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport"
content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<title>Document</title>
<style> * { margin: 0; padding: 0; } form div { text-align: center; padding: 2%; } </style>
</head>
<body>
<?php
//Array
//(
// [photo] => Array
// (
// [name] => sss_sg9u7ygh.js
// [type] => application/javascript
// [tmp_name] => C:\Users\Administrator\AppData\Local\Temp\phpB3A.tmp
// [error] => 0
// [size] => 10448
// )
//
//)
// print_r($_FILES);
if (isset($_FILES["photo"])) {
if ($_FILES["photo"]["error"] > 0) {
switch ($_FILES["photo"]["error"]) {
case 1:
exit("其值为 1，上传的文件超过了 php.ini 中 upload_max_filesize 选项限制的值。");
break;
case 2:
exit("其值为 2，上传文件的大小超过了 HTML 表单中 MAX_FILE_SIZE 选项指定的值。 ");
break;
case 3:
exit("其值为 3，文件只有部分被上传。");
break;
case 4:
exit("其值为 4，没有文件被上传。");
break;
case 6:
exit("其值为 6，找不到临时文件夹。");
break;
case 7:
exit("其值为 7，文件写入失败。");
}
}
$uploadDir = './uploads/';
if (!is_dir($uploadDir)) {
mkdir($uploadDir, 755);
}
$fileInfo = explode('.', $_FILES["photo"]["name"]);
$fileExt = array_pop($fileInfo);
$ext = array('jpg', 'jpeg', 'bmp', 'gif', 'png');
if (!in_array($fileExt, $ext)) {
exit('文件格式不正确');
}
if (move_uploaded_file($_FILES["photo"]["tmp_name"], $uploadDir . $_FILES["photo"]["name"])) {
exit('上传成功');
} else {
exit('上传失败');
}
}
?>
<form method="post" enctype="multipart/form-data">
<fieldset>
<legend align="center">文件上传</legend>
<p><strong>选择文件:</strong><input type="file" name="photo"></p>
</fieldset>
<div><input type="submit" value="上传"></div>
</form>
</body>
</html>点击 "运行实例" 按钮查看在线实例
