"preventing +,-,e from input ts" Code Answer's
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preventing +,-,e from input ts
Disturbed Dragonfly
on Nov 18, 2020
<input(keyup)="_keyUp($event)">
Source: stackoverflow.com
preventing +,-,e from input ts
Disturbed Dragonfly
on Nov 18, 2020
_keyUp(event: any) {
const pattern = /[0-9\+\-\ ]/;
let inputChar = String.fromCharCode(event.key);
if (!pattern.test(inputChar)) {
// invalid character, prevent input
event.preventDefault();
}
}
Source: stackoverflow.com
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