Fix error of es6symbol test in ie11 (#2624)

Modernizr · Dec 16, 2020 · ed1dbf0 · ed1dbf0
1 parent d8cd1a0
commit ed1dbf0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/feature-detects/es6/symbol.js b/feature-detects/es6/symbol.js
@@ -19,7 +19,7 @@
 Check if browser implements ECMAScript 6 Symbol per specification.
 */
 define(['Modernizr'], function(Modernizr) {
-  Modernizr.addTest('es6symbol', !!(Symbol &&
+  Modernizr.addTest('es6symbol', !!(typeof(Symbol)==="function" &&
     Symbol.for &&
     Symbol.hasInstance &&
     Symbol.isConcatSpreadable &&