function compress_html($string) {
$string = str_replace("
", '', $string); //清除换行符
$string = str_replace("
", '', $string); //清除换行符
$string = str_replace(" ", '', $string); //清除制表符
$pattern = array(
"/> *([^ ]*) *</", //去掉注释标记
"/[s]+/",
"/<!--[^!]*-->/",
"/" /",
"/ "/",
"'/*[^*]**/'"
);
$replace = array(
">\1<",
" ",
"",
""",
""",
""
);
return preg_replace($pattern, $replace, $string);
}
$content = preg_replace("~>s+<~","><",preg_replace("~>s+
~",">",$html));//保留js
$content=preg_replace('#<!--[^![]*?(?<!//)-->#' , '' , $content);//去掉代码中注释
$content = ltrim(rtrim(preg_replace(array("/> *([^ ]*) *</","//","'/*[^*]**/'","/
/","/
/","/ /",'/>[ ]+</'),array(">\1<",'','','','','','><'),$content)));
$html=compress_html($content);
return $html;