一款簡單PHP圖片上傳類帶圖片顯示代碼

這是一款簡單PHP圖片上傳類帶圖片顯示代碼,應該可以說是上傳文件最簡單的上傳類了，可以設置要顯示圖片高度與寬度，文件大小等。

這是一款簡單php教程圖片上傳類帶圖片顯示代碼,應該可以說是上傳文件最簡單的上傳類了，可以設置要顯示圖片高度與寬度，文件大小等。

uploadimg.class.php文件

class upload
{
var $upload_name;
var $upload_tmp_address;
var $upload_server_name;
var $upload_filetype ;
var $file_type;
var $file_server_address;
var $image_w=900; //要顯示圖片的寬
var $image_h=350; //要顯示圖片的高
var $upload_file_size;
var $upload_must_size= 50000; //允許上傳文件的大小，自己設置
function upload_file()
{
$this->upload_name = $_files["file"]["name"]; //取得上傳文件名
$this->upload_filetype = $_files["file"]["type"];
$this->upload_server_name = date("y_m_dh_i_s").$this->upload_name;
$this->upload_tmp_address = $_files["file"]["tmp_name"]; //取得臨時地址
$this->file_type = array("image/gif","image/pjpeg"); //允許上傳文件的類型
$this->upload_file_size = $_files["file"]["size"]; //上傳文件的大小
if(in_array($this->upload_filetype,$this->file_type))
{ if($this->upload_file_size < $this->upload_must_size)
{
echo("上傳成功，謝謝支持");
$this->file_server_address = "d:www.bkjia.comupload/".$this->upload_server_name;
move_uploaded_file($this->upload_tmp_address,$this->file_server_address);//從temp目錄移出
echo("<img src=$this->file_server_address width=$this->image_w height=$this->image_h/>"); //顯示圖片

}
else
{
echo("文件容量太大");
}
}
else
{
echo("不支持此文件類型，請重新選擇");
}

}

}

html上傳代碼

<form id="form1" name="upload" enctype="multipart/form-data" method="post" action="upload.php">
<input type="hidden" name="max_file_size " />
<input type="file" name="file" />
<input type="submit" name="submit" value="提交" />
</form>

調用方法
upload.php

inlcude('uploadimg.class.php');

$dd = new upload;
$dd->upload_file();