php代码不支持多维数组，注释和没有缓存功能。

php代码:

simplet.class.php

<?php

class SimpleT {

private $t_vars;

private $templates_dir;

private $templates_c_dir;

private $cache;

private $cache_dir;

public function __construct() {

$this->templates_dir = ./templates/;

$this->templates_c_dir = ./templates_c/;

$this->cache = 0;

$this->cache_dir = ./cache/;

}

public function setDir($dir, $type = template) {

if(is_dir($dir)) {

if($type == template)

$this->templates_dir = rtrim($dir, /)./;

elseif($type == template_c)

$this->templates_c_dir = rtrim($dir, /)./;

elseif($type == cache)

$this->cache_dir = rtrim($dir, /)./;

else

return false;

return true;

} else {

return false;

}

}

public function cache($time) {

if(is_numeric($time)) {

$this->cache = $time;

return true;

} else {

return false;

}

}

public function assign($var, $value = NULL) {

if (is_array($var)) {

foreach ($var as $key => $val) {

$this->t_vars[$key] = $val;

}

} else {

$this->t_vars[$var] = $value;

}

}

private function comp($filename) {

try {

if(!$fp = fopen($filename, r)) {

throw new Exception(Can not open . $filename);

}

$filesize = filesize($filename);

if($filesize <= 0) {

throw new Exception(The file size must > 0 );

}

$content = fread($fp, $filesize);

fclose($fp);

unset($fp);

$content = preg_replace("/<%=([$a-zA-Z0-9_]{1,})%>/","<?php echo \$$1 ;?>", $content);

$content = preg_replace("/<%([$a-zA-Z0-9_]{1,}).loop%>/", "<?php foreach(\$$1 as \$$1_key => \$$1_val) { ?>",$content);

$content = preg_replace("/<%([$a-zA-Z0-9_]{1,}).loop(([$a-zA-Z0-9_]{1,}))%>/", "<?php foreach(\$$1 as \$$2) { ?>", $content);

$content = preg_replace("/<%([$a-zA-Z0-9_]{1,}).loop(([$a-zA-Z0-9_]{1,}),([$a-zA-Z0-9_2881064151]{1,}))%>/", "<?php foreach(\$$1 as \$$2 => \$$3) { ?>", $content);

$content = preg_replace("/<%([$a-zA-Z0-9_]{1,}).key%>/", "<?php echo \$$1_key ;?>", $content);

$content = preg_replace("/<%([$a-zA-Z0-9_]{1,}).value%>/", "<?php echo \$$1_val ;?>", $content);

$content = preg_replace("/<%([$a-zA-Z0-9_]{1,})\?%>/", "<?php if(\$$1 == true) { ?>", $content);

$content = preg_replace("/<%end%>/","<?php } ?>", $content);

$content = preg_replace("/<%##common##%>([^<%##end##%>]{0,})<%##end##%>/", "<?php /* $1 */ ?>", $content);

if (preg_match_all("/<%{([^(}%>)]{1,})}%>/", $content, $files)) {

$this->comp($this->templates_dir . $files[1][0]);

}

$content = preg_replace("/<%{([^(}%>)]{1,})}%>/", "<?php include {$this->templates_c_dir}simplet_comp_$1.php; ?>", $content);

echo $content;

$fp = fopen($this->templates_c_dir . simplet_comp_ . basename($filename) . .php, w);

if(!fwrite($fp, $content)) {

throw new Exception(Can not write content in the . $filename);

&