? ???? ???? ??? ??? ? ??? ????? PHP move_uploaded_file() ??? ?? ?????. ??? ???

?? ? ???

move_uploaded_file() ??? ???? ???? ??? ? ??? ??? ? ????. ??.

???? true? ????, ??? ??? false? ?????.

Syntax

move_uploaded_file(file,newloc)

Explanation

? ??? file? ??? ??? ???? ??? ??(?, PHP? HTTP POST ??? ????? ?? ????)?? ???? ?????. ??? ????? newloc? ??? ??? ?????.

??? ????? ???? ??? ?? ?? ??? ??? ???? ??? move_uploaded_file()? false? ?????.

??? ??? ??? ????? ?? ??? ??? ? ?? ?? ?? ??? ???? ??? move_uploaded_file()? false? ???? ??? ?????.

???? ??? ?? ?? ???? ? ???? ??? ?? ?? ????? ??? ? ?? ?? ??? ??? ??? ?? ?????.

? ? ?? ??

??: ? ??? HTTP POST? ?? ???? ???? ?????.

??: ?? ??? ?? ???? ?? ???? ???.

Security Supplement

w3c ??, ?? ?? ??? ?? ?????????.

????? ??? ?? ?? ??? ?????.

$fileName = $_SERVER['DOCUMENT_ROOT'].'/Basic/uploads/'.$_FILES['file']['name']; 
move_uploaded_file($_FILES['file']['tmp_name'],$fileName )

?? ? ? ?? ??? ??? ?????. ??? ?? ????, ?? ??? ???? ???? ?? ?????
??, ?? ??? ?? ?? :

①??? ?? ?????.

??? ???? ?? ?? ??? ????? jpg ???? ??? ?? ???? ??? ?? php? ??? ?? ??? ????? ??? ?? ???? ???? ???? ?? ?????. ??? ? ??? ??????? ?? ??????? ???? ?? ????? ?? GG? ???. ?, ??? ?? ???? ?? ?? ?????.

②??? ???? ??? ???? ?????.

? ??? ???? ??? ?? ??? ???? ?? ??? ?????.

???? ?????? ???? ?????. ???? ??+???? ??? ?? ?? ????? ???.

???? ????? ??? ??? ??? ?????.

①???? ???? ??? ??? ????? ???.

?? ??, ? ??? ??? ??? ?? ??? ??? MIME ??? ???? ?? ?? ? ???.

②?? ??? ?????.

?? ??? "201803264104421"? ?? ?? ???? ????? ?? ??? ??????? ????? ?? ?? ??? ?????.

??:

?? ? ?? ????? ????. ? ?? ????? ??? ? ????? ???? ???? ?? ?? ?????. ????? ???? ??? ????.

$_FILE["file"]["tmp_name"];

??? file? ??? ?? ?? ??? ??? ?????.
? ?? ????? ??? ??? ? ?? ?????. ?:

"upload/1.jpg";

??? ?? ???? ??? ?? ????? upload?? ?? ????? ???? ?? ??? 1.jpg? ?????.

move_uploaded_file() ?? ??

move_uploaded_file() ??? ???? ??? ??? ??????.

<?php
  $tmp_filename = $_FILES[&#39;myupload&#39;][&#39;tmp_name&#39;];
  if(!move_uploaded_file($tmp_filename,"/path/to/dest/{$_FILES[&#39;myupload&#39;][&#39;name&#39;]}")) {
   echo "An error has occurred moving the uploaded file.<BR>";
   echo "Please ensure that if safe_mode is on that the " . "UID PHP is using matches the file.";
   exit;
  } else {
   echo "The file has been successfully uploaded!";
  }
?>

move_uploaded_file ?? ??? ?? ?? ? ?? ??

?? ??? ?? ? ??? ??? ??? ????? ?? PHP ????? ???? ? ??? ??????. PHP ???? ??? ??? ????.

<?php 
define(&#39;ROOT&#39;,dirname(__FILE__).&#39;/&#39;); 
 if ($_FILES["file"]["error"] > 0) 
 { 
  echo "Return Code: " . $_FILES["file"]["error"] . "<br />"; 
 } 
 else 
 { 
  echo "Upload: " . $_FILES["file"]["name"] . "<br />"; 
  echo "Type: " . $_FILES["file"]["type"] . "<br />"; 
  echo "Size: " . ($_FILES["file"]["size"] / 1024) . " Kb<br />"; 
  echo "Temp file: " . $_FILES["file"]["tmp_name"] . "<br />"; 
  if (file_exists("upload/" . $_FILES["file"]["name"])) 
  { 
   echo $_FILES["file"]["name"] . " already exists. "; 
  } 
  else 
  { 
   if(is_uploaded_file($_FILES[&#39;file&#39;][&#39;tmp_name&#39;])){ 
    $stored_path = ROOT.&#39;/upload/&#39;.basename($_FILES[&#39;file&#39;][&#39;name&#39;]); 
     
    if(move_uploaded_file($_FILES[&#39;file&#39;][&#39;tmp_name&#39;],$stored_path)){ 
     echo "Stored in: " . $stored_path; 
    }else{ 
     echo &#39;Stored failed:file save error&#39;; 
    } 
   }else{ 
    echo &#39;Stored failed:no post &#39;; 
   } 
   } 
 } 
?>

? ???? ?? ????? ???? ????? "?? ??: ?? ?? ??"? ????? ?? ??? ?????. php_error_log ???? ?? ??? ??????: ?? ??. ??? ??? ??? ??? ?????. ???? ??? ????? ???????. PHP ?????? ??? ????. PHP ????? ???? ???? ???? ??? ???? ??? ??? ?? ???? ???? ???? ?? ??? 777? ???? ???.

PHP ?? ?? ?? ???(move_uploaded_file)

??: ???? ?? ??? ??? ????? ?????. ???? ?? ????? ???????! ! !

<form action="" enctype="multipart/form-data" method="post" 
  name="uploadfile">上傳文件：<input type="file" name="upfile" /><br> 
 <input type="submit" value="上傳" /></form> 
<?php 
//print_r($_FILES["upfile"]); 
if(is_uploaded_file($_FILES[&#39;upfile&#39;][&#39;tmp_name&#39;])){ 
 $upfile=$_FILES["upfile"]; 
//獲取數(shù)組里面的值 
 $name=$upfile["name"];//上傳文件的文件名 
 $type=$upfile["type"];//上傳文件的類型 
 $size=$upfile["size"];//上傳文件的大小 
 $tmp_name=$upfile["tmp_name"];//上傳文件的臨時(shí)存放路徑 
//判斷是否為圖片 
 switch ($type){ 
  case &#39;image/pjpeg&#39;:$okType=true; 
   break; 
  case &#39;image/jpeg&#39;:$okType=true; 
   break; 
  case &#39;image/gif&#39;:$okType=true; 
   break; 
  case &#39;image/png&#39;:$okType=true; 
   break; 
 } 
 
 if($okType){ 
  /** 
   * 0:文件上傳成功<br/> 
   * 1：超過(guò)了文件大小，在php.ini文件中設(shè)置<br/> 
   * 2：超過(guò)了文件的大小MAX_FILE_SIZE選項(xiàng)指定的值<br/> 
   * 3：文件只有部分被上傳<br/> 
   * 4：沒有文件被上傳<br/> 
   * 5：上傳文件大小為0 
   */ 
  $error=$upfile["error"];//上傳后系統(tǒng)返回的值 
  echo "================<br/>"; 
  echo "上傳文件名稱是：".$name."<br/>"; 
  echo "上傳文件類型是：".$type."<br/>"; 
  echo "上傳文件大小是：".$size."<br/>"; 
  echo "上傳后系統(tǒng)返回的值是：".$error."<br/>"; 
  echo "上傳文件的臨時(shí)存放路徑是：".$tmp_name."<br/>"; 
 
  echo "開始移動(dòng)上傳文件<br/>"; 
//把上傳的臨時(shí)文件移動(dòng)到upload目錄下面(upload是在根目錄下已經(jīng)創(chuàng)建好的?。?！) 
  move_uploaded_file($tmp_name,"upload/".$name); 
  $destination="upload/".$name; 
  echo "================<br/>"; 
  echo "上傳信息：<br/>"; 
  if($error==0){ 
   echo "文件上傳成功啦！"; 
   echo "<br>圖片預(yù)覽:<br>"; 
   echo "<img src=".$destination.">"; 
//echo " alt=\"圖片預(yù)覽:\r文件名:".$destination."\r上傳時(shí)間:\">"; 
  }elseif ($error==1){ 
   echo "超過(guò)了文件大小，在php.ini文件中設(shè)置"; 
  }elseif ($error==2){ 
   echo "超過(guò)了文件的大小MAX_FILE_SIZE選項(xiàng)指定的值"; 
  }elseif ($error==3){ 
   echo "文件只有部分被上傳"; 
  }elseif ($error==4){ 
   echo "沒有文件被上傳"; 
  }else{ 
   echo "上傳文件大小為0"; 
  } 
 }else{ 
  echo "請(qǐng)上傳jpg,gif,png等格式的圖片！"; 
 } 
} 
?>

?? ??:

? ??? ??? ??? ??? ??? ????.

?? ????:

ThinkPHP

Thinkphp

? ??? PHP? move_uploaded_file() ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!