public static function th(
        string $content = null, 
        array $attributes = []
    ) : string 
    {
        return self::tag("th", $content, $attributes);
    }
public static function th(
        string $content = null, 
        array $attributes = []
    ) : string 
    {
        return self::tag("th", $content, $attributes);
    }
public static function th ( string $ content = null , array $ attributes = [ ] ) : string { return self :: tag ( "th" , $ content , $ attributes ) ; }
Create th tag

@param string $content content
@param array $attributes further attributes
@return HTML Code
Create th tag