func (c *Cookie) AppendBytes(dst []byte) []byte {
	if len(c.key) > 0 {
		dst = append(dst, c.key...)
		dst = append(dst, '=')
	}
	dst = append(dst, c.value...)

	if c.maxAge > 0 {
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieMaxAge...)
		dst = append(dst, '=')
		dst = AppendUint(dst, c.maxAge)
	} else if !c.expire.IsZero() {
		c.bufKV.value = AppendHTTPDate(c.bufKV.value[:0], c.expire)
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieExpires...)
		dst = append(dst, '=')
		dst = append(dst, c.bufKV.value...)
	}
	if len(c.domain) > 0 {
		dst = appendCookiePart(dst, strCookieDomain, c.domain)
	}
	if len(c.path) > 0 {
		dst = appendCookiePart(dst, strCookiePath, c.path)
	}
	if c.httpOnly {
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieHTTPOnly...)
	}
	if c.secure {
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSecure...)
	}
	switch c.sameSite {
	case CookieSameSiteDefaultMode:
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSameSite...)
	case CookieSameSiteLaxMode:
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSameSite...)
		dst = append(dst, '=')
		dst = append(dst, strCookieSameSiteLax...)
	case CookieSameSiteStrictMode:
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSameSite...)
		dst = append(dst, '=')
		dst = append(dst, strCookieSameSiteStrict...)
	}
	return dst
}
func (c *Cookie) AppendBytes(dst []byte) []byte {
	if len(c.key) > 0 {
		dst = append(dst, c.key...)
		dst = append(dst, '=')
	}
	dst = append(dst, c.value...)

	if c.maxAge > 0 {
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieMaxAge...)
		dst = append(dst, '=')
		dst = AppendUint(dst, c.maxAge)
	} else if !c.expire.IsZero() {
		c.bufKV.value = AppendHTTPDate(c.bufKV.value[:0], c.expire)
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieExpires...)
		dst = append(dst, '=')
		dst = append(dst, c.bufKV.value...)
	}
	if len(c.domain) > 0 {
		dst = appendCookiePart(dst, strCookieDomain, c.domain)
	}
	if len(c.path) > 0 {
		dst = appendCookiePart(dst, strCookiePath, c.path)
	}
	if c.httpOnly {
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieHTTPOnly...)
	}
	if c.secure {
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSecure...)
	}
	switch c.sameSite {
	case CookieSameSiteDefaultMode:
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSameSite...)
	case CookieSameSiteLaxMode:
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSameSite...)
		dst = append(dst, '=')
		dst = append(dst, strCookieSameSiteLax...)
	case CookieSameSiteStrictMode:
		dst = append(dst, ';', ' ')
		dst = append(dst, strCookieSameSite...)
		dst = append(dst, '=')
		dst = append(dst, strCookieSameSiteStrict...)
	}
	return dst
}
func ( c * Cookie ) AppendBytes ( dst [ ] byte ) [ ] byte { if len ( c . key ) > 0 { dst = append ( dst , c . key ... ) dst = append ( dst , '=' ) } dst = append ( dst , c . value ... ) if c . maxAge > 0 { dst = append ( dst , ';' , ' ' ) dst = append ( dst , strCookieMaxAge ... ) dst = append ( dst , '=' ) dst = AppendUint ( dst , c . maxAge ) } else if ! c . expire . IsZero ( ) { c . bufKV . value = AppendHTTPDate ( c . bufKV . value [ : 0 ] , c . expire ) dst = append ( dst , ';' , ' ' ) dst = append ( dst , strCookieExpires ... ) dst = append ( dst , '=' ) dst = append ( dst , c . bufKV . value ... ) } if len ( c . domain ) > 0 { dst = appendCookiePart ( dst , strCookieDomain , c . domain ) } if len ( c . path ) > 0 { dst = appendCookiePart ( dst , strCookiePath , c . path ) } if c . httpOnly { dst = append ( dst , ';' , ' ' ) dst = append ( dst , strCookieHTTPOnly ... ) } if c . secure { dst = append ( dst , ';' , ' ' ) dst = append ( dst , strCookieSecure ... ) } switch c . sameSite { case CookieSameSiteDefaultMode : dst = append ( dst , ';' , ' ' ) dst = append ( dst , strCookieSameSite ... ) case CookieSameSiteLaxMode : dst = append ( dst , ';' , ' ' ) dst = append ( dst , strCookieSameSite ... ) dst = append ( dst , '=' ) dst = append ( dst , strCookieSameSiteLax ... ) case CookieSameSiteStrictMode : dst = append ( dst , ';' , ' ' ) dst = append ( dst , strCookieSameSite ... ) dst = append ( dst , '=' ) dst = append ( dst , strCookieSameSiteStrict ... ) } return dst }
// AppendBytes appends cookie representation to dst and returns
// the extended dst.
AppendBytes appends cookie representation to dst and returns the extended dst .