Initial commit

wwwroot/lib/popper.js/esm/utils/userAgent.js

@@ -0,0 +1,11 @@
+export default function getUAString() {
+  var uaData = navigator.userAgentData;
+
+  if (uaData != null && uaData.brands) {
+    return uaData.brands.map(function (item) {
+      return item.brand + "/" + item.version;
+    }).join(' ');
+  }
+
+  return navigator.userAgent;
+}