context.go
func (ctx *Context) GetCookieInt(name string) int {
	return com.StrTo(ctx.GetCookie(name)).MustInt()
}
func (ctx *Context) GetCookieInt(name string) int {
	return com.StrTo(ctx.GetCookie(name)).MustInt()
}
// GetCookieInt returns cookie result in int type.