stringutil.java

来自「分为经理和出纳2个权限」· Java 代码 · 共 37 行

package com.yiboit.cfss.util;

import java.text.ParseException;
import java.text.SimpleDateFormat;

public class StringUtil {
	private static SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy");
	
	public static boolean isDate(String date) {
		try {
			sdf.parse(date);
		} catch (ParseException e) {
			return false;
		}
		
		return true;
	}
	
	public static boolean isDouble(String num) {
		try {
			Double.parseDouble(num);
			return true;
		} catch (NumberFormatException e) {
			return false;
		}
	}
	
	public static boolean isInteger(String num) {
		try {
			Integer.parseInt(num);
			return true;
		} catch (NumberFormatException e) {
			return false;
		}
	}
}