| 提交 | 用户 | age | ||
| 2f6253 | 1 | function getTypeVersion() { |
| 陈 | 2 | const userAgent = navigator.userAgent.toLowerCase(); |
| 3 | ||
| 4 | const browserTypes = { | |
| 5 | IE: /(?:msie|trident.*rv).([\d.]+)/, | |
| 6 | Edge: /edge.([\d.]+)/, | |
| 7 | Chrome: /chrome.([\d.]+)/, | |
| 8 | Firefox: /firefox.([\d.]+)/, | |
| 9 | Opera: /opera.([\d.]+)/, | |
| 10 | Safari: /(?:safari|version).([\d.]+)/, | |
| 11 | }; | |
| 12 | type BrowserKeys = keyof typeof browserTypes; | |
| 13 | ||
| 14 | /** browser type */ | |
| 15 | let type!: BrowserKeys | null; | |
| 16 | /** browser version */ | |
| 17 | let version!: string | null; | |
| 18 | ||
| 19 | for (type in browserTypes) { | |
| 20 | if ((version = browserTypes[type as BrowserKeys].exec(userAgent) as any)) { | |
| 21 | version = version[1]; | |
| 22 | break; | |
| 23 | } | |
| 24 | } | |
| 25 | ||
| 26 | if (version) { | |
| 27 | if (type === 'IE') { | |
| 28 | try { | |
| 29 | document.execCommand('BackgroundImageCache', false, true as any); | |
| 30 | } catch (error) { | |
| 31 | console.log(error); | |
| 32 | } | |
| 33 | } | |
| 34 | } else { | |
| 35 | type = version = null; | |
| 36 | } | |
| 37 | return { type, version }; | |
| 38 | } | |
| 39 | ||
| 40 | const { type, version } = getTypeVersion(); | |
| 41 | ||
| 42 | export function getType() { | |
| 43 | return type; | |
| 44 | } | |
| 45 | ||
| 46 | export function getVersion() { | |
| 47 | return version; | |
| 48 | } | |
| 49 | ||
| 50 | export function isIeFn() { | |
| 51 | return type === 'IE'; | |
| 52 | } | |
| 53 | ||
| 54 | export function isChromeFn() { | |
| 55 | return type === 'Chrome'; | |
| 56 | } | |
| 57 | ||
| 58 | export function isEdgeFn() { | |
| 59 | return type === 'Edge'; | |
| 60 | } | |
| 61 | ||
| 62 | export function isSafariFn() { | |
| 63 | return type === 'Safari'; | |
| 64 | } | |
| 65 | ||
| 66 | export function isFirefoxFn() { | |
| 67 | return type === 'Firefox'; | |
| 68 | } | |
| 69 | ||
| 70 | export function isOperaFn() { | |
| 71 | return type === 'Opera'; | |
| 72 | } | |
| b35009 | 73 | |
| V | 74 | /** |
| 75 | * set page Title | |
| 76 | * @param {*} title :page Title | |
| 77 | */ | |
| 144ab5 | 78 | function setDocumentTitle(title: string) { |
| b35009 | 79 | document.title = title; |
| V | 80 | const ua = navigator.userAgent; |
| 81 | const regex = /\bMicroMessenger\/([\d.]+)/; | |
| 82 | // 兼容 | |
| 83 | if (regex.test(ua) && /ip(hone|od|ad)/i.test(ua)) { | |
| 84 | const i = document.createElement('iframe'); | |
| 85 | i.src = '/favicon.ico'; | |
| 86 | i.style.display = 'none'; | |
| 87 | i.onload = function () { | |
| 88 | setTimeout(function () { | |
| 89 | i.remove(); | |
| 90 | }, 9); | |
| 91 | }; | |
| 92 | document.body.appendChild(i); | |
| 93 | } | |
| 144ab5 | 94 | } |
| b35009 | 95 | |
| V | 96 | export function setTitle(title: string, appTitle?: string) { |
| 97 | if (title) { | |
| 98 | const _title = title ? ` ${title}-${appTitle} ` : `${appTitle}`; | |
| 99 | setDocumentTitle(_title); | |
| 100 | } | |
| 101 | } | |
