diff --git a/utils/app.js b/utils/app.js
new file mode 100644
index 0000000..74c7c7c
--- /dev/null
+++ b/utils/app.js
@@ -0,0 +1,42 @@
+export function openApp(url){
+	// #ifdef H5
+	window.location.href='com.hnsiyao.duanju://'
+	// #endif
+}
+export function isAndroid(){
+	const systemInfo = uni.getSystemInfoSync();
+	const isA=systemInfo.platform === 'android'
+	// isAndroid=()=>{
+	// 	return isA
+	// }
+	return isA
+}
+export function isIos(){
+	const systemInfo = uni.getSystemInfoSync();
+	const isIOS = /iOS/.test(systemInfo.platform);
+	isIos=()=>{
+		return isIOS
+	}
+	return isIOS
+}
+export function isH5Android(){
+	const token=uni.getStorageSync('token');
+	console.log(isAndroid());
+	if(isAndroid()&&token){
+		uni.removeStorageSync('token')
+		uni.navigateTo({
+			url:'/pages/login/appEq'
+		})
+	}
+}
+export function returnIsSafari() {
+	let res = uni.getSystemInfoSync();
+	var ua = navigator.userAgent.toLowerCase();
+	if (ua.indexOf('applewebkit') > -1 && ua.indexOf('mobile') > -1 && ua.indexOf('safari') > -1 &&
+		ua.indexOf('linux') === -1 && ua.indexOf('android') === -1 && ua.indexOf('chrome') === -1 &&
+		ua.indexOf('ios') === -1 && ua.indexOf('browser') === -1) {
+		return true;
+	} else {
+		return false;
+	}
+}
diff --git a/utils/util.js b/utils/util.js
new file mode 100644
index 0000000..0c16469
--- /dev/null
+++ b/utils/util.js
@@ -0,0 +1,3 @@
+export function isEmpty(val){
+	return val===null||val===undefined||val===''
+}
\ No newline at end of file