/Javascript/AngularJS/Add fraction in angular

Add fraction in angular

@Directive({
   selector: '[exampleDirective]'
})
export class TestDirective {

   constructor() {}

   @HostListener('input', ['$event'])
   ngOnChanges(evt: any) {
      const pattern: RegExp = new RegExp(/^[0-9]+\.?[0-9]*$/);
      if (!pattern.test(evt.target.value)) {
         evt.srcElement.value = evt.srcElement.value.substring(0, evt.srcElement.value.length - 1); // this will erase the last char that does not match the pattern...
      }
   }
}

Source: pretagteam.com

Similar codes

0 vote276 views1 answer
Angular cannot access event.target.value of input element using $event
Javascript AngularJS
7 votes149 views2 answers
Make angular to run on a different port
Javascript AngularJS
0 vote163 views1 answer
Toast duplicate angular
Javascript AngularJS
0 vote183 views1 answer
Await in angular 8
Javascript AngularJS
0 vote154 views1 answer
Angular : pass data to component loaded via route
Javascript AngularJS
0 vote205 views1 answer
Import map in angular
Javascript AngularJS
0 vote148 views1 answer
Bootstrap dropdown not working in angular 8
Javascript AngularJS
6 votes154 views2 answers
Ionic angular change page route
Javascript AngularJS
1 vote214 views1 answer
Angular run multiple projects
Javascript AngularJS
0 vote178 views1 answer
Angular findindex object based array
Javascript AngularJS