From b6336bf8bc3ba11b97083bd8a4b1baa252957a76 Mon Sep 17 00:00:00 2001
From: java110 <928255095@qq.com>
Date: Tue, 19 Jan 2021 11:27:14 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 utils/StringUtil.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/utils/StringUtil.js b/utils/StringUtil.js
index 3c56670..68e222f 100644
--- a/utils/StringUtil.js
+++ b/utils/StringUtil.js
@@ -37,3 +37,15 @@ export function isEmpty(_value) {
 			return true
 	}
 }
+
+export function isNull(_value) {
+	if (typeof _value == "undefined" || _value == null || _value == "") {
+		return true;
+	} else {
+		return false;
+	}
+}
+
+export function isNotNull(_value) {
+	return !isNull(_value);
+}
\ No newline at end of file