diff --git a/lib/utils.js b/lib/utils.js
index 0b997696..59c760e9 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -124,3 +124,30 @@ export const getListByPage = function (list, pageIndex, pageSize) {
     pageIndex * pageSize
   )
 }
+
+/**
+ * 判断是否移动设备
+ */
+export const isMobile = () => {
+  let isMobile = false
+  if (!isBrowser()) {
+    return isMobile
+  }
+  // if (!isMobile && navigator.userAgentData.mobile) {
+  //   isMobile = true
+  // }
+
+  if (!isMobile && (/Mobi|Android|iPhone/i.test(navigator.userAgent))) {
+    isMobile = true
+  }
+
+  if (/Android|iPhone|iPad|iPod/i.test(navigator.platform)) {
+    isMobile = true
+  }
+
+  if (typeof window.orientation !== 'undefined') {
+    isMobile = true
+  }
+
+  return isMobile
+}