php 分享一个超级简单的文件上传源代码

php 文件上传源代码：

<?php
if (isset($_FILES[\'document\']){
    if($_FILES[\'document\'][\'error\'] == UPLOAD_ERR_OK){
        $newPath = \'/tmp/\' .  name($_FILES[\'document\'][\'name\']);
        if (move_uploaded_file($_FILES[\'document\'][\'tmp_name\'], $newPath)) {
            print \"File saved in $newPath\";
        } else {
            print \"Couldn\'t move file to $newPath\";
        }  
    }else{
        print \"No valid file uploaded.\";
    }
}else{?>
    <form method=\"post\" action=\"<?php echo $_SERVER[\' _NAME\'] ?>\"
          enctype=\"multipart/form-data\">
        <input type=\"file\" name=\"document\"/>
        <input type=\"submit\" value=\"Send File\"/>
    </form>
<?php
}
?>