choerodon-ui/lib/_util/browser.js

An enterprise-class UI design language and React-based implementation

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getIeVersion = getIeVersion;
exports.isChrome = isChrome;
exports.isIE = isIE;
exports.isSafari = isSafari;
exports.isWeChat = isWeChat;

function isIE() {
  if (window && !!window.ActiveXObject || 'ActiveXObject' in window) {
    return true;
  }

  return false;
}

function isChrome() {
  if (typeof window !== 'undefined') {
    var win = window;
    return !!win.chrome; // && !!win.chrome.webstore;
  }

  return false;
}

function isSafari() {
  return /Safari/i.test(navigator.userAgent);
}

function isWeChat() {
  return /MicroMessenger/i.test(navigator.userAgent);
}
/**
 * 只需要判断是不是 ie 11 以下 所以不处理其他的浏览器
 * 获取ie的版本信息 如果返回 -1 则不是ie浏览器
 */


function getIeVersion() {
  var _navigator = navigator,
      userAgent = _navigator.userAgent; // 取得浏览器的userAgent字符串

  if (userAgent.match(/rv:([\d.]+)\) like Gecko/)) {
    return 11;
  }

  var match = userAgent.match(/MSIE ([\d.]+)/);

  if (match && match[1]) {
    return +match[1];
  }

  return -1;
}
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