preventZeroFirst($event) preventZeroFirst(e) { if (/^0/.test(e.target.value)) { e.target.value = e.target.value.replace(/^0/, "") } },
preventZeroFirst($event) preventZeroFirst(e) { if (/^0/.test(e.target.value)) { e.target.value = e.target.value.replace(/^0/, "") } },