Search by multiple fields
Assuming Data:
items = [
{
id: 1,
text: 'First item'
},
{
id: 2,
text: 'Second item'
},
{
id: 3,
text: 'Third item'
}
];
Markup:
<input [(ngModel)]="query">
<div *ngFor="let item of items | search:'id,text':query">{{item.text}}</div>
Pipe:
import {Pipe, PipeTransform} from '@angular/core';
@Pipe({
name: 'search'
})
export class SearchPipe implements PipeTransform {
public transform(value, keys: string, term: string) {
if (!term) return value;
return (value || []).filter(item => keys.split(',').some(key => item.hasOwnProperty(key) && new RegExp(term, 'gi').test(item[key])));
}
}
One line for everything!