input sudut onchange
<input (change)="saverange()"/>
GutoTrosla
<input (change)="saverange()"/>import { Component } from '@angular/core';
@Component({
selector: 'my-app',
template: `
<input type="number" [ngModel]="percent" (ngModelChange)="onPercentChange($event)" />
`,
styleUrls: [ './app.component.css' ]
})
export class AppComponent {
percent = 20;
onPercentChange(percent: number) {
console.log('here');
this.percent = percent;
}
}
<input [value]="foo" (change)="changeFn($event)">
<input [ngModel]="bar" (ngModelChange)="modelChangeFn($event)">export class MyClassName implements OnInit,OnChanges {
@Input() documents: Document[] = [];
.....
ngOnChanges(changes: SimpleChanges){
console.log("changes ", changes)
if(changes.documents){
console.log("changes2 ", changes)
}
}