import { Component, SecurityContext } from '@angular/core'; import { DomSanitizer } from '@angular/platform-browser'; @Component({ selector: 'demo-alert-dynamic-html', templateUrl: './dynamic-html.html' }) export class DemoAlertDynamicHtmlComponent { alerts: any = [ { type: 'success', msg: `Well done! You successfully read this important alert message.` }, { type: 'info', msg: `Heads up! This alert needs your attention, but it's not super important.` }, { type: 'danger', msg: `Warning! Better check yourself, you're not looking too good.` } ]; constructor(sanitizer: DomSanitizer) { this.alerts = this.alerts.map((alert: any) => ({ type: alert.type, msg: sanitizer.sanitize(SecurityContext.HTML, alert.msg) })); } }