- 입력값
- 한 줄에 언어 코드와 URL 하나씩: en https://example.com/en it https://example.com/it
- x-default URL (선택): https://example.com/en
- 결과
- <link rel="alternate" hreflang="en" href="https://example.com/en"> <link rel="alternate" hreflang="it" href="https://example.com/it"> <link rel="alternate" hreflang="x-default" href="https://example.com/en">