ng class conditional angular 4 code example

Example 1: Angular 8 ngClass If

[ngClass]="{'my-class': step=='step1'}"

Example 2: ngclass condition

[class.my-class]="step === 'step1'"

Example 3: conditional classes angular

<div 
  [className]="isActive ? 'active' : 'inactive'">
</div>

Example 4: Angular 8 ngClass If

[class.my-class]="step=='step1'"