Merge pull request #2031 from lumosmind/patch-49

refactoring
2020-07-30 01:13:27 +03:00 · 2020-07-30 01:13:27 +03:00 · cdf382de4c
commit cdf382de4c
parent b0464bb32c 05e1878b3d
1 changed files with 1 additions and 1 deletions
--- a/1-js/09-classes/07-mixins/article.md
+++ b/1-js/09-classes/07-mixins/article.md
@ -154,7 +154,7 @@ let eventMixin = {
   *  this.trigger('select', data1, data2);
   */
  trigger(eventName, ...args) {
-    if (!this._eventHandlers || !this._eventHandlers[eventName]) {
+    if (!this._eventHandlers?.[eventName]) {
      return; // no handlers for that event name
    }