diff --git a/utils/global.js b/utils/global.js
index 4eb103f..a190bd4 100644
--- a/utils/global.js
+++ b/utils/global.js
@@ -127,4 +127,14 @@ export function getArea(str) {
 	area.address = xiangxi
 
 	return area;
+}
+//生成短随机数
+export function generateUUID() {
+	let timestamp = new Date().getTime();
+	let uuid = 'xxxxxxxx4xxxyxxxxxx'.replace(/[xy]/g, function(c) {
+	  let r = (timestamp + Math.random() * 8) % 16 | 0;
+	  timestamp = Math.floor(timestamp / 16);
+	  return (c === 'x' ? r : (r & 0x3 | 0x8)).toString(16);
+	});
+	return uuid;
 }
\ No newline at end of file