頭像上傳預覽

來源:互聯網
上載者:User

標籤:圖片   wim   float   inpu   round   logs   mit   play   lan   

這個可以測試頭像預覽上傳 需要先將圖片放到伺服器

<!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>無標題文檔</title></head><body><form id="sc" action="shangchuan.php" target="hidden_frame" method="post" enctype="multipart/form-data">    <div id="yl" style="margin-left:0px; width:144px; height:170px; background-size:144px 170px; background-image:url(../chexiangqing/images/22.jpg)">        <input type="file" name="file" style="width:144px; height:170px; float:left; opacity:0;" width="146" onchange="document.getElementById(‘sc‘).submit()"/>           </div>    <input type="button" value="儲存"/></form><iframe style="display:none;" name="hidden_frame" id="hidden_frame"></iframe></body><script type="text/javascript">//回呼函數function showimg(aa){    var l = document.getElementById("yl");    l.style.backgroundImage = "url("+aa+")";}</script></html>

處理頁面

<?php   //上傳檔案限制   if ((($_FILES["file"]["type"] == "image/gif")|| ($_FILES["file"]["type"] == "image/jpeg")|| ($_FILES["file"]["type"] == "image/png"))&& ($_FILES["file"]["size"] < 10000000))  {      //檔案上傳是否出錯      if ($_FILES["file"]["error"] > 0)    {        echo "上傳出錯: " . $_FILES["file"]["error"] . "<br />";    }      else    {                //判斷檔案是否已存在    $filename = "images/".$_FILES["file"]["name"];    $filename = iconv("UTF-8","gb2312",$filename);         if (file_exists($filename))      {          echo "<script language=‘javascript‘>alert(‘檔案已經存在!‘)</script>";                 }    else      {          //移動圖片至儲存路徑,解決中文亂碼問題            move_uploaded_file($_FILES["file"]["tmp_name"],$filename);          echo "<script language=‘javascript‘>parent.showimg(‘".$filename."‘)</script>";      }    }  }  else  {      echo "上傳失敗";  }?>

 

頭像上傳預覽

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