<input type="text" (keypress)="keyPress($event)">
keyPress(event: any) {
const pattern = /[0-9\+\-\ ]/;
let inputChar = String.fromCharCode(event.charCode);
if (event.keyCode != 8 && !pattern.test(inputChar)) {
event.preventDefault();
}
}
Answer: Angular - Input Field To Accept Only Numbers
Dhanush - Feb 19 '22 - 
