add class active in condition is true angular 8 code example
Example 1: Angular 8 ngClass If
[ngClass]="{'my-class': step=='step1'}"Example 2: Angular 8 ngClass If
[ngClass]="{'my-class': step=='step1', 'my-class2':step=='step2' }"[ngClass]="{'my-class': step=='step1'}"[ngClass]="{'my-class': step=='step1', 'my-class2':step=='step2' }"