PHP文件上传简单实例

13年前

<?php  header("content-type:text/html;charset=utf-8");  $path = getcwd()."/upload/";    if($_POST['submit'])  {   $fname = $_FILES['ufile']['name'];   $tmp_name = $_FILES['ufile']['tmp_name'];    //允许上传的文件后缀名：   $pathinfo = pathinfo($fname);   $fext = $pathinfo['extension'];   $allowf = array("gif","GIF","png","PNG","jpeg","JPEG","jpg","JPG");     if(!in_array($fext,$allowf))   {    echo "不允许的文件类型，<a href='test.php'>请重新上传</a>";    exit;   }  /*  另一种检验允许通过的文件类型方法：   $type = $_FILES['ufile']['type'];   switch($type)    {     case "image/pjpeg" : $ok = 1;     break;     case "image/jpeg" : $ok = 1;     break;     case "image/png" : $ok = 1;     break;     case "image/gif" : $ok = 1;     break;    }    if($ok||$error==0)    {     move_uploaded_file($tmp_name,$path.$fname);     echo "<script>alert('文件上传成功！');</script>";    }  */  //文件检验通过后上传：    if(move_uploaded_file($tmp_name,$path.$fname))   {    echo "文件上传成功！";   }      else   {    echo "上传文件失败!";   }  }    ?>    <form action="<?=$_SERVER['PHP_SELF']?>" method="post" enctype="multipart/form-data">  <p>选择要上传的文件：<input type="file" name="ufile"></p>  <p><input type="submit" name="submit" value="上传"></p>  </form>