vue2-s-cli/template/src/util/rules.js

脚手架

const emptyValid = [{ required: true, message: "不能为空", trigger: "blur" }];

const rulesEmpty = [
  ...emptyValid,
  {
    required: true,
    message: "不能只输入空格",
    pattern: /\S/g,
    trigger: "blur"
  }
];

const rulesNum = [
  ...emptyValid,
  {
    required: true,
    message: "最多两位小数",
    // pattern: /^(([1-9][0-9]*)|(([0]\.\d{1,2}|[1-9][0-9]*\.\d{1,2})))$/g, // 大于0
    pattern: /^-?\d+(\.\d{1,2})?$/g,
    trigger: "blur"
  }
];

// 整数
const rulesNumInt = [
  ...emptyValid,
  {
    required: true,
    message: "请输入整数",
    // pattern: /^\d+$/g, // 正整数
    pattern: /^-?\d+$/g, // 允许负整数
    trigger: "blur"
  }
];

export { rulesEmpty, rulesNum, rulesNumInt };