package me.texy.treeview.util;

import java.util.regex.Pattern;

/**
 * Created by Administrator on 2017/8/7 0007.
 */

public class StringUtil {
    /*
  * 判断是否为整数
  * @param str 传入的字符串
  * @return 是整数返回true,否则返回false
*/


    public static boolean isInteger(String str) {
        Pattern pattern = Pattern.compile("^[-\\+]?[\\d]*$");
        return pattern.matcher(str).matches();
    }
}