referrerpolicy
HTML <img> referrerpolicy atributi
Misol
Rasm uchun referrerpolicy’ni o‘rnating:
<img src="https://example.com/images/myimage.jpg" alt="Some image" referrerpolicy="no-referrer">
Ta’rif va qo‘llanilishi
referrerpolicy atributi rasmni yuklab olishda qaysi referrer ma’lumotidan foydalanishni belgilaydi.
Brauzerlarda qo‘llab-quvvatlash
Jadvaldagi raqamlar atributni to‘liq qo‘llab-quvvatlaydigan birinchi brauzer versiyasini ko‘rsatadi.
| Atribut | |||||
|---|---|---|---|---|---|
| referrerpolicy | 51.0 | 79.0 | 50.0 | 11.1 | 38.0 |
Sintaksis
<img referrerpolicy="no-referrer|no-referrer-when-downgrade|origin|origin-when-cross-origin|unsafe-url">
Atribut qiymatlari
| Qiymat | Tavsif |
|---|---|
| no-referrer | Hech qanday referrer ma’lumoti yuborilmaydi |
| no-referrer-when-downgrade | Standart. Referrer sarlavhasi HTTPS’siz manbalarga (origin) yuborilmaydi |
| origin | Hujjatning manbasini (origin: sxema, xost va port) yuboradi |
| origin-when-cross-origin | Cross-origin so‘rovlar uchun: faqat sxema, xost va port yuboriladi. Same-origin so‘rovlar uchun: yo‘l (path) ham qo‘shiladi |
| unsafe-url | Manba (origin), yo‘l va so‘rov parametrlari (query string) yuboriladi (lekin fragment, parol yoki foydalanuvchi nomi yuborilmaydi). Bu qiymat xavfsiz emas deb hisoblanadi |
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