From 82354af6a9a080c72688c668abeb9748b4faf3ad Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=90=B4=E9=95=BF=E5=BE=81?=
 <wuchangzheng@wondersgroup.com>
Date: Sat, 6 Jun 2020 21:00:08 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E5=88=A4=E6=96=AD=E6=B5=8F?=
 =?UTF-8?q?=E8=A7=88=E5=99=A8=E6=98=AF=E5=90=A6=E6=94=AF=E6=8C=81Async?=
 =?UTF-8?q?=E5=92=8CAwait=E7=9A=84=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 js/asyncSupport | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 js/asyncSupport

diff --git a/js/asyncSupport b/js/asyncSupport
new file mode 100644
index 0000000..a5490a6
--- /dev/null
+++ b/js/asyncSupport
@@ -0,0 +1,10 @@
+//判断浏览器是否支持Async和Await
+function isAsyncAwaitSupport() {
+    let func;
+    try {
+        eval("func = async function(){};");
+    } catch (e) {
+        return false;
+    }
+   return Object.getPrototypeOf(func).constructor != null;
+}
\ No newline at end of file