component input angular code example
Example 1: how to make input in angular optional
export class ChildComponent {
@Input() showName?: boolean;
constructor() { }
}
Example 2: input property angular
//passing properties to child elements
<app-slider [title]="'This is a title'"> </app-slider>
//inside the component slider i add just before the constructor :
.
.
@input() title: string;
constructor(){
}
//after this we can use these new property inside the .html file of the component
<div id='slider' class='slider-big'>
<h1> {{title}}</h1>
</div>