react app

react-app/node_modules/core-js/modules/web.timers.js

@@ -0,0 +1,20 @@
+// ie9- setTimeout & setInterval additional parameters fix
+var global     = require('./$.global')
+  , $export    = require('./$.export')
+  , invoke     = require('./$.invoke')
+  , partial    = require('./$.partial')
+  , navigator  = global.navigator
+  , MSIE       = !!navigator && /MSIE .\./.test(navigator.userAgent); // <- dirty ie9- check
+var wrap = function(set){
+  return MSIE ? function(fn, time /*, ...args */){
+    return set(invoke(
+      partial,
+      [].slice.call(arguments, 2),
+      typeof fn == 'function' ? fn : Function(fn)
+    ), time);
+  } : set;
+};
+$export($export.G + $export.B + $export.F * MSIE, {
+  setTimeout:  wrap(global.setTimeout),
+  setInterval: wrap(global.setInterval)
+});