ngClass directive in Angular || with easy step-by-step

ngClass is a directive in Angular that adds and removes CSS classes on an HTML element.
Explained detailed way below examples, please subscribe @Channel11tv

[ngClass]="'first second'"
[ngClass]="['first', 'second']"
[ngClass]="{'first': true, 'second': true, 'third': false}"
[ngClass]="stringExp|arrayExp|objExp"
[ngClass]="{'class1 class2 class3' : true}"

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