Current Facebook browser regex doesn't seem to correctly handle iOS case:
Sample user agents:
Android Facebook browser:
Mozilla/5.0 (Linux; Android 10; ONEPLUS A6000 Build/QKQ1.190716.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/93.0.4577.82 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/335.0.0.28.118;]
iOS Facebook browser:
Mozilla/5.0 (iPhone; CPU iPhone OS 14_4_1 like Mac OS X) WebKit/8610 (KHTML, like Gecko) Mobile/18D61 [FBAN/FBIOS;FBDV/iPhone8,4;FBMD/iPhone;FBSN/iOS;FBSV/14.4.1;FBSS/2;FBID/phone;FBLC/ru_RU;FBOP/5]
Not sure which part of the iOS string is the version, please correct me if I made a wrong call with FBSV/14.4.1.
Current Facebook browser regex doesn't seem to correctly handle iOS case:
Sample user agents:
Android Facebook browser:
Mozilla/5.0 (Linux; Android 10; ONEPLUS A6000 Build/QKQ1.190716.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/93.0.4577.82 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/335.0.0.28.118;]
iOS Facebook browser:
Mozilla/5.0 (iPhone; CPU iPhone OS 14_4_1 like Mac OS X) WebKit/8610 (KHTML, like Gecko) Mobile/18D61 [FBAN/FBIOS;FBDV/iPhone8,4;FBMD/iPhone;FBSN/iOS;FBSV/14.4.1;FBSS/2;FBID/phone;FBLC/ru_RU;FBOP/5]
Not sure which part of the iOS string is the version, please correct me if I made a wrong call with
FBSV/14.4.1
.