代码很简单，这里我们就不多废话了，直接奉上源码
PHP;">
PHP
// 注册表单的姓名
$name="";
$nameErr="";
if ($_SERVER["REQUEST_METHOD"]=="POST") {
if (empty($_POST['name'])) {
}else{
$name=$_POST['name'];
if (!preg_match("/^[a-zA-Z]*$/",$name)) {
$nameErr="只允许字母和空格";
}else{
echo '姓名'.$name;
}
}
<a href="https://www.jb51.cc/tag/zhuce/" target="_blank" class="keywords">注册</a>表单
// 文件上传
if ((($_FILES["file"]["type"] == "image/gif")
|| ($_FILES["file"]["type"] == "image/jpeg")
|| ($_FILES["file"]["type"] == "image/pjpeg"))
&& ($_FILES["file"]["size"] < 2000000))
{
if ($_FILES["file"]["error"]>0) {
echo "<a href="https://www.jb51.cc/tag/cuowu/" target="_blank" class="keywords">错误</a>：".$_FILES["file"]["error"]."<br/>";
}else{
echo "upload:".$_FILES["file"]["name"]."<br/>";
echo "type:".$_FILES["file"]["type"]."<br/>";
echo "size:".$_FILES["file"]["size"]."<br/>";
echo "stored in:".$_FILES["file"]["tmp_name"];
}
}else{
if (file_exists("weiwei/".$_FILES["file"]["name"])) {
echo $_FILES["file"]["name"]."<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a>成功.";
}else{
move_uploaded_file($_FILES["file"]["tmp_name"],"weiwei/" . $_FILES["file"]["name"]);
echo "Stored in: " . "weiwei/" . $_FILES["file"]["name"];
}echo "上传成功";
}
}
?>
<!doctype html>
<html lang="en">