php 模板标签入门教程[file_get_content]

function GetContent($type){
  if( $type )
  {
   if(file_exists('./mail_room.html') )
   {
    $content = file_get_contents( './mail_room.html');
   }
   else
   {
    ShowMsg('file can' read fail ');
   }
  }
  else
  {
   if( file_exists( './mail_person.html') )
   {
    $content = file_get_contents( './mail_person.html');
   }
   else
   {
    ShowMsg('person file read fail!');
   }
   
  }
  return $content;
 }
 
 function template($str)
 {
  $_url = $_SERVER['HTTP_HOST'];
  $_temp = str_replace('{username}',$_SESSION['uname'],$str);
  $_temp = str_replace('[bgpic]',getPic(),$_temp);
  $_temp = str_replace('{url}',$_url,$_temp);
  return $_temp;
 }

我们来看看模板文件