src/Primitive/Support/Str.php
public static function dashed($value)
    {
        if (isset(static::$dashedCache[$value]))
        {
            return static::$dashedCache[$value];
        }

        return static::$dashedCache[$value] = StaticStringy::dasherize($value);
    }
public static function dashed($value)
    {
        if (isset(static::$dashedCache[$value]))
        {
            return static::$dashedCache[$value];
        }

        return static::$dashedCache[$value] = StaticStringy::dasherize($value);
    }
Convert value to dashed case

@param $value

@return string