angular-summernote not working ng-blur()

i am using angular-summernote
when i am using ng-blur() and ng-focus() with angular-summernote then it will not call my function.
<summernote ng-model="test.desc" ng-blur="markChange();"
config="summerNoteOpts"></summernote>

if i use ng-change() with angular-summernote then it will work.

`<summernote ng-model="test.desc" ng-change="markChange();" 
 config="summerNoteOpts"></summernote>`

i am new in angular-summernote.
please help me

Source: AngularJS

from Angular Questions https://angularquestions.com/2017/10/05/angular-summernote-not-working-ng-blur/
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