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feat: added checkBrowser method

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원더 2021-01-14 17:04:05 +09:00
parent 888fd003e6
commit 6d95807e64
1 changed files with 17 additions and 0 deletions
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17
utils/Tools.ts
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@ -30,4 +30,21 @@ export function supportsWebP() {
}
// very old browser like IE 8, canvas not supported
return false
}
export function checkBrowser(){
const ua = navigator.userAgent
let tem
let M= ua.match(/(opera|chrome|safari|firefox|msie|trident(?=\/))\/?\s*(\d+(\.\d+)?(\.\d+)?)/i) || []
if(/trident/i.test(M[1])){
tem=/\brv[ :]+(\d+)/g.exec(ua) || []
return 'IE '+(tem[1] || '')
}
if(M[1]=== 'Chrome'){
tem= ua.match(/\b(OPR|Edge|Whale)\/(\d+)/)
if(tem!= null) return tem.slice(1).join(' ').replace('OPR', 'Opera')
}
M= M[2]? [M[1], M[2]]: [navigator.appName, navigator.appVersion, '-?']
if((tem= ua.match(/version\/(\d+)/i))!= null) M.splice(1, 1, tem[1])
return M.join(' ')
}