So implementieren Sie mehr und leslos in Angular.
<div [ngClass]="{'show-less': showShortDesciption}">
<!-- Your Text Here -->
</div
Clumsy Chamois
<div [ngClass]="{'show-less': showShortDesciption}">
<!-- Your Text Here -->
</div showShortDesciption = true
alterDescriptionText() {
this.showShortDesciption = !this.showShortDesciption
}.show-less {
height: 4rem;
overflow: hidden;
padding: 1rem;
}<button type="button" (click)="alterDescriptionText()">
{ showShortDesciption ? 'SHOW ALL': 'SHOW LESS' }}
</button>