env.js 507 B

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  1. /* eslint-disable no-undef */
  2. // Browser environment sniffing
  3. export var inBrowser = typeof window !== 'undefined';
  4. export var UA = inBrowser && window.navigator.userAgent.toLowerCase();
  5. export var isIE = UA && /msie|trident/.test(UA);
  6. export var isIE9 = UA && UA.indexOf('msie 9.0') > 0;
  7. export var isEdge = UA && UA.indexOf('edge/') > 0;
  8. export var isChrome = UA && /chrome\/\d+/.test(UA) && !isEdge;
  9. export var isPhantomJS = UA && /phantomjs/.test(UA);
  10. export var isFF = UA && UA.match(/firefox\/(\d+)/);