PHP program code to save binary raw data as images_PHP tutorial

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//生成图片 

$imgDir = 'uploadImg/'; 

$filename="nissangcj".$mobile.".jpg";///要生成的图片名字 

$xmlstr = $GLOBALS[HTTP_RAW_POST_DATA]; 

if(empty($xmlstr)) { 

  $xmlstr = file_get_contents('php://input'); 

} 

$jpg = $xmlstr;//得到post过来的二进制原始数据 

if(empty($jpg)) 

{ 

  echo 'nostream'; 

  exit(); 

} 

$file = fopen("./".$imgDir.$filename,"w");//打开文件准备写入 

fwrite($file,$jpg);//写入 

fclose($file);//关闭 

$filePath = './'.$imgDir.$filename; 

//图片是否存在 

if(!file_exists($filePath)) 

{ 

  echo 'createFail'; 

  exit(); 

}