Administrator / xlyAi

package com.xly.util;

import lombok.extern.slf4j.Slf4j;

@Slf4j
public class ValiDataUtil {

    private static final ValiDataUtil me = new ValiDataUtil();

    public static ValiDataUtil me()
    {
        return me;
    }
    /**
     * 判断输入是否为纯数字（用于识别客户的序号选择）
     */
    public boolean isPureNumber(String str) {
        if (str == null || str.trim().isEmpty()) {
            return false;
        }
        return str.trim().matches("^[0-9]+$");
    }



}