var newReg = (rule, value, callback) => {
var re = /+.?[0-9]*![/; //判断字符串是否为数字,//若判断正整数，则后边是：/^[1-9]+[0-9]*]*](https://juejin.cn/equation?tex=%2F%3B%20%2F%2F%E5%88%A4%E6%96%AD%E5%AD%97%E7%AC%A6%E4%B8%B2%E6%98%AF%E5%90%A6%E4%B8%BA%E6%95%B0%E5%AD%97%2C%2F%2F%E8%8B%A5%E5%88%A4%E6%96%AD%E6%AD%A3%E6%95%B4%E6%95%B0%EF%BC%8C%E5%88%99%E5%90%8E%E8%BE%B9%E6%98%AF%EF%BC%9A%2F%5E%5B1-9%5D%2B%5B0-9%5D*%5D*)
/
var res = /+$/
if (!re.test(value)) {
callback(new Error("请输入正确数字值"));
}else if (/[a-z]/.test(value) ) {
callback(new Error("请输入正确数字值"));
} else if (/[A-Z]/.test(value) ) {
callback(new Error("请输入正确数字值"));
}else {
callback(); //必须要有回调，要不然表单无法提交
}
};
