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"use strict";
var memo;
/* istanbul ignore next */
function isOldIE() {
if (typeof memo === "undefined") {
// Test for IE <= 9 as proposed by Browserhacks
// @see http://browserhacks.com/#hack-e71d8692f65334173fee715c222cb805
// Tests for existence of standard globals is to allow style-loader
// to operate correctly into non-standard environments
// @see https://github.com/webpack-contrib/style-loader/issues/177
memo = Boolean(window && document && document.all && !window.atob);
}
return memo;
}
module.exports = isOldIE;