Only Allow Digits In Input Box Angular directive – ngx-digit-only
An Angular directive only allows [0-9] in the input box when typing, pasting or drag/dropping. This directive handles both Windows keyboard and Mac keyboard.

Installation
Install plugin via NPM
npm i -S @uiowa/digit-only
JS
Import the plugin in your angular module.
import { DigitOnlyModule } from '@uiowa/digit-only';
@NgModule({
declarations: [
...
],
imports: [
BrowserModule,
DigitOnlyModule
],
...
})
export class YourModule { }
HTML
Add the plugin to your html input box.
Pull out the numeric keypad in mobile devices and tablets
See live demo and download source code.
DEMO | DOWNLOAD
This awesome plugin is developed by changhuixu. Visit their official github repository for more information and follow for future updates.