iview Input 輸入數字驗證

驗證規則中添加正則

{required: true, pattern: /^[a-z0-9]+$/, message: '請輸入數字', trigger: 'change'}

    //參考 async-validator
    people: [
    { required: true, message: '請輸入掃碼解鎖人數', trigger: 'blur' },
    { type: 'number', message: '請輸入數字格式', trigger: 'blur', transform(value) {
        return Number(value);
    }}
],