我在角度应用中遇到以下错误。我尝试了!viewState.successState === 1,但相同的错误仍然存在
[ngClass]="{ 'form-border-success': viewState.successState == 3, 'form-border-error': !viewState.successState == 1 }
错误
This condition will always return 'false' since the types 'boolean' and '1' have no overlap.
答案 0 :(得分:1)
用viewState.successState != 1
代替!viewState.successState == 1