function getTypeVersion() {
|
const userAgent = navigator.userAgent.toLowerCase();
|
|
const browserTypes = {
|
IE: /(?:msie|trident.*rv).([\d.]+)/,
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Edge: /edge.([\d.]+)/,
|
Chrome: /chrome.([\d.]+)/,
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Firefox: /firefox.([\d.]+)/,
|
Opera: /opera.([\d.]+)/,
|
Safari: /(?:safari|version).([\d.]+)/,
|
};
|
type BrowserKeys = keyof typeof browserTypes;
|
|
/** browser type */
|
let type!: BrowserKeys | null;
|
/** browser version */
|
let version!: string | null;
|
|
for (type in browserTypes) {
|
if ((version = browserTypes[type as BrowserKeys].exec(userAgent) as any)) {
|
version = version[1];
|
break;
|
}
|
}
|
|
if (version) {
|
if (type === 'IE') {
|
try {
|
document.execCommand('BackgroundImageCache', false, true as any);
|
} catch (error) {
|
console.log(error);
|
}
|
}
|
} else {
|
type = version = null;
|
}
|
return { type, version };
|
}
|
|
const { type, version } = getTypeVersion();
|
|
export function getType() {
|
return type;
|
}
|
|
export function getVersion() {
|
return version;
|
}
|
|
export function isIeFn() {
|
return type === 'IE';
|
}
|
|
export function isChromeFn() {
|
return type === 'Chrome';
|
}
|
|
export function isEdgeFn() {
|
return type === 'Edge';
|
}
|
|
export function isSafariFn() {
|
return type === 'Safari';
|
}
|
|
export function isFirefoxFn() {
|
return type === 'Firefox';
|
}
|
|
export function isOperaFn() {
|
return type === 'Opera';
|
}
|
|
/**
|
* set page Title
|
* @param {*} title :page Title
|
*/
|
const setDocumentTitle = (title: string) => {
|
document.title = title;
|
const ua = navigator.userAgent;
|
const regex = /\bMicroMessenger\/([\d.]+)/;
|
// 兼容
|
if (regex.test(ua) && /ip(hone|od|ad)/i.test(ua)) {
|
const i = document.createElement('iframe');
|
i.src = '/favicon.ico';
|
i.style.display = 'none';
|
i.onload = function () {
|
setTimeout(function () {
|
i.remove();
|
}, 9);
|
};
|
document.body.appendChild(i);
|
}
|
};
|
|
export function setTitle(title: string, appTitle?: string) {
|
if (title) {
|
const _title = title ? ` ${title}-${appTitle} ` : `${appTitle}`;
|
setDocumentTitle(_title);
|
}
|
}
|
