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use += and -= operator

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This commit is contained in:
KDSBrowne 2017-05-23 06:45:28 -07:00
parent f4dd6628ee
commit eabf5cb4e1
1 changed files with 2 additions and 2 deletions
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4
bigbluebutton-html5/imports/ui/components/user-list/component.jsx
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@ -91,7 +91,7 @@ class UserList extends Component {
}
if (event.keyCode === KEY_CODES.ARROW_DOWN) {
this.counter = this.counter + 1;
this.counter += 1;
if(this.counter == count){
this.counter = 0;
@ -101,7 +101,7 @@ class UserList extends Component {
}
if (event.keyCode === KEY_CODES.ARROW_UP) {
this.counter = this.counter - 1;
this.counter -= 1;
if(this.counter <= -1){
this.counter = count - 1;