php简单的自定义模板类

class MyTpl {
private $template_dir;
private $compile_dir;
private $tpl_vars=array();

public function __construct($template_dir="./templates", $compile_dir="./templates_c"){
$this->template_dir=rtrim($template_dir,"/").'/';
$this->compile_dir=rtrim($compile_dir, "/").'/';
}

public function assign($tpl_var, $value=null){
if($tpl_var!="")
$this->tpl_vars[$tpl_var]=$value;
}

public function display($fileName){
$tplFile=$this->template_dir.$fileName;

if(!file_exists($tplFile)){
return false;
}

$comFileName=$this->compile_dir."com_".$fileName.".php";

if(!file_exists($comFileName) || filemtime($comFileName) $repContent=$this->tpl_replace(file_get_contents($tplFile));

file_put_contents($comFileName, $repContent);
}

include $comFileName;

}

private function tpl_replace($content){
$pattern=array(
'/\/i'
);

$replacement=array(
'tpl_vars["${1}"]; ?>'
);

$repContent=preg_replace($pattern, $replacement, $content);

return $repContent;
}

}
?>
摘自：enough_br的专栏