referrerpolicy
HTML <a> referrerpolicy atributi
Misol
Havola uchun referrerpolicy’ni o‘rnating:
<a href="https://www.w3schools.com" referrerpolicy="origin">
Ta’rif va qo‘llanilishi
referrerpolicy atributi foydalanuvchi giperhavolani bosganda qaysi referrer ma’lumotini yuborishni 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
<a referrerpolicy="no-referrer|no-referrer-when-downgrade|origin|origin-when-cross-origin|same-origin|strict-origin-when-cross-origin|unsafe-url">
Atribut qiymatlari
| Qiymat | Tavsif |
|---|---|
| no-referrer | Hech qanday referrer ma’lumoti yuborilmaydi |
| no-referrer-when-downgrade | Standart. Agar protokol xavfsizlik darajasi o‘zgarmasa yoki oshsa (HTTP dan HTTP ga, HTTPS dan HTTPS ga, HTTP dan HTTPS ga — mumkin), origin, path va query string’ni yuboradi. Xavfsizligi pastroq darajaga hech narsa yubormaydi (HTTPS dan HTTP ga — mumkin emas) |
| origin | Hujjatning manbasini (origin: sxema, xost va port) yuboradi |
| origin-when-cross-origin | Boshqa manbaga (cross-origin) so‘rov uchun hujjatning origin’ini yuboradi. Bir xil manbaga (same-origin) so‘rov uchun origin, path va query string’ni yuboradi |
| same-origin | Bir xil manbaga (same-origin) so‘rov uchun referrer yuboradi. Boshqa manbaga (cross-origin) so‘rov uchun referrer yubormaydi |
| strict-origin-when-cross-origin | Agar protokol xavfsizlik darajasi o‘zgarmasa yoki oshsa (HTTP dan HTTP ga, HTTPS dan HTTPS ga va HTTP dan HTTPS ga — mumkin), origin’ni yuboradi. Xavfsizligi pastroq darajaga (HTTPS dan HTTP ga) hech narsa yubormaydi |
| unsafe-url | Origin, path va query string’ni (xavfsizlikdan qat’i nazar) yuboradi. Bu qiymatdan ehtiyotkorlik bilan foydalaning! |
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