phpcms 本地上传

// 示例代码：修改 php.ini 文件
upload_max_filesize = 20M
post_max_size = 20M
file_uploads = On
allow_url_fopen = On

// 示例代码：修改 php.ini 文件
upload_max_filesize = 20M
post_max_size = 20M

// 示例代码：检查上传功能的实现
if ($_FILES['file']['error'] === UPLOAD_ERR_OK) {
    $fileTmpPath = $_FILES['file']['tmp_name'];
    $fileName = $_FILES['file']['name'];
    $fileSize = $_FILES['file']['size'];
    $fileType = $_FILES['file']['type'];
    $fileNameCmps = explode(".", $fileName);
    $fileExtension = strtolower(end($fileNameCmps));
    $allowedExtensions = array("jpg", "jpeg", "png", "gif");
    if (in_array($fileExtension, $allowedExtensions)) {
        if ($fileSize < 2097152) {
            move_uploaded_file($fileTmpPath, "uploads/" . $fileName);
            echo "文件上传成功！";
        } else {
            echo "文件大小超出限制！";
        }
    } else {
        echo "文件类型不允许！";
    }
} else {
    echo "上传失败！";
}