PHP学习之上传文件一

1.is_uploaded_file图片是否存在在临时文件夹内 move_loaded_file移动临时文件到指定根目录下

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
</head>

<body>
<form enctype="multipart/form-data" action="demo2.php" method="post">
<input type="hidden" name="MAX_FILE_SIZE" value="1000000" />
上传文件:<input type="file" name="myfile" />
<input type="submit" value="上传" />
</form>
</body>
</html>
<?php
 if(is_uploaded_file($_FILES['myfile']['tmp_name']))//是否存在在临时文件夹里
{
   if(!move_uploaded_file($_FILES['myfile']['tmp_name'],['myfile']['name']))
{
  echo"<script>alert('移动文件失败');history.back()</script>";
}
}
else
{
 echo"<script>alert('临时文件夹找不到上传文件');history.back()</script>";
}
 echo"<script>alert('上传成功');history.back()</script>";
?>

  

posted @ 2016-08-01 22:15  jimtang  阅读(137)  评论(0编辑  收藏  举报