一個或多個檔案下傳-php

一個或多個檔案上傳--php

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0&&$file[size]>$maxsize)return "size";  if(!is_dir($dir))mkdir($dir);  list($second,$unix)=explode(" ",microtime());  $name=$unix.($second*100000000).strstr($file[name],".");//根據時間為上傳的檔案重新命名，精確到微秒  move_uploaded_file($file[tmp_name], $dir.$name);  return $name; }}/* * $field 指定form表單中的input欄位名最後以[]結尾，例如:image[] */function uploadfile_table($field,$type,$dir,$maxsize=0){ if($_FILES[$field]!=null){  $file=$_FILES[$field];  $count=count($file[name]);  $arr=array();  if(!is_dir($dir))mkdir($dir);  for($i=0;$i<$count;$i++){   if($file[error][$i]==1){    $arr[$i]="error";    continue;   }   if($type!=strstr($file[type][$i],"/",true)){    $arr[$i]="type";    continue;   }   if($maxsize>0&&$file[size][$i]>$maxsize){    $arr[$i]="size";    continue;   }   list($second,$unix)=explode(" ",microtime());   $name=$unix.($second*100000000).strstr($file[name][$i],".");   move_uploaded_file($file[tmp_name][$i], $dir.$name);   $arr[$i]=$name;  }  return $arr;  } }echo "
";//print_r(uploadfile("upimage", "image", $_SERVER['DOCUMENT_ROOT']."/picture/",5120));//上傳單個檔案print_r(uploadfile_table("upimage", "image", $_SERVER['DOCUMENT_ROOT']."/picture/"));//上傳多個檔案echo "
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上傳多個檔案 

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