preventing letters from being placed in an input ts
validateNumber(event) {
const keyCode = event.keyCode;
const excludedKeys = [8, 37, 39, 46];
if (!((keyCode >= 48 && keyCode <= 57) ||
(keyCode >= 96 && keyCode <= 105) ||
(excludedKeys.includes(keyCode)))) {
event.preventDefault();
}
}preventing letters from being placed in an input ts
<input type="password" placeholder="Enter Mobile no" formControlName="mobile_no" (keydown)="validateNumber($event)">Copyright © 2021 Codeinu
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