PHP大文件下载
文件大于1GB
{ //Big File $file = $identity . ".cleanpdb.tar.gz"; $path = $webdatapath . "seq/" . $file; if(!file_exists($path)) { echo "Sorry" . '<br>'; echo $file . " not exist"; return false; } header("Content-type: "."application/gz"); header('Content-Disposition: attachment; filename="'.basename($path)); header("Cache-control: public"); header("Pragma: public"); header("Content-Length: ".filesize($path)); ob_end_clean(); $fp = fopen($path,'r'); $file_size = filesize($path); $buffer=1024; $cur_size=0; while(!feof($fp) && $file_size>$buffer+$cur_size) { $file_data = fread($fp, $buffer); echo $file_data; $cur_size += $buffer; } $file_data = fread($fp, $file_size-$cur_size); echo $file_data; fclose($fp); }