# Basic ```html Regen Options Regen Values ``` ```js let prefix = null function genOptions () { prefix = Math.random().toString(36).slice(2, 5) return Array.apply(null, { length: 200 }).map((v, i) => ({ label: prefix + 'Option' + i, value: prefix + i, disabled: i % 5 === 0 })) } function genValues () { return Array.apply(null, { length: 100 }).map((v, i) => prefix + i) } export default { data () { return { options: genOptions(), value: genValues() } }, mounted () { }, methods: { regenOptions () { this.options = genOptions() }, regenValues () { this.value = genValues() } } } ```