From 8cd05924ce5bd8b76228b513505c5fc3b1d1c9af Mon Sep 17 00:00:00 2001
From: "bob.guo" <bob.guo@anker.io>
Date: Wed, 1 Dec 2021 12:00:01 +0800
Subject: [PATCH] =?UTF-8?q?=E6=95=B0=E5=80=BC=E5=A5=87=E5=81=B6=E6=95=B0?=
 =?UTF-8?q?=E5=88=A4=E6=96=AD?=
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---
 .../java/cn/hutool/core/util/NumberUtil.java  | 28 +++++++++++++++++++
 .../cn/hutool/core/util/NumberUtilTest.java   | 12 ++++++++
 2 files changed, 40 insertions(+)

diff --git a/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java b/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
index 504f94301..0863db1b6 100644
--- a/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
@@ -2710,6 +2710,34 @@ public class NumberUtil {
 		}
 	}
 
+	/**
+	 * 检查是否为奇数<br>
+	 *
+	 * @param num 被判断的数值
+	 * @return 是否是奇数
+	 * @author GuoZG
+	 */
+	public static boolean isOdd(int num) {
+		if ((num & 1) == 1) {
+			return true;
+		}
+		return false;
+	}
+
+	/**
+	 * 检查是否为偶数<br>
+	 *
+	 * @param num 被判断的数值
+	 * @return 是否是偶数
+	 * @author GuoZG
+	 */
+	public static boolean isEven(int num) {
+		if (!isOdd(num)) {
+			return true;
+		}
+		return false;
+	}
+
 	// ------------------------------------------------------------------------------------------- Private method start
 	private static int mathSubNode(int selectNum, int minNum) {
 		if (selectNum == minNum) {
diff --git a/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
index e5ee4565e..207078b63 100644
--- a/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
@@ -412,4 +412,16 @@ public class NumberUtilTest {
 		final Integer[] integers = NumberUtil.generateBySet(10, 100, 5);
 		Assert.assertEquals(5, integers.length);
 	}
+
+	@Test
+	public void isOddOrEvenTest(){
+		int[] a = { 0, 32, -32, 123, -123 };
+		for (int i : a) {
+			Console.log(i + "为奇数:" + NumberUtil.isOdd(i));
+			Console.log(i + "为偶数:" + NumberUtil.isEven(i));
+		}
+	}
+
+
+
 }