PHP compressed html function code

//Function name: compress_html
//Parameters: $string
//Return value: Compressed $string
//by bbs.it-home.org
function compress_html($ string) {
 $string = str_replace("rn", '', $string); //Clear newline characters
 $string = str_replace("n", '', $string); //Clear newline characters
 $string = str_replace("t", '', $string); //Clear tab characters
 $pattern = array (
 "/> *([^ ]*) * "/[s]+/",
 "//",
 "/" /",
 "/ "/",
 " '/*[^*]**/'"
 );
 $replace = array (
 ">\1<",
 " ",
 "",
 """,
 """,
 " "
 );
 return preg_replace($pattern, $replace, $string);
}