From 644d90bd1382f9211797ef39dee948298d53ec01 Mon Sep 17 00:00:00 2001
From: Zhenhang Tung <zhenhangtung@gmail.com>
Date: Fri, 2 Apr 2021 01:15:48 +0800
Subject: [PATCH] Update FindOne error handling in README (#623)

---
 README.md | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index d1ec7d53c8..29ef77b91f 100644
--- a/README.md
+++ b/README.md
@@ -137,7 +137,10 @@ filter := bson.D{{"name", "pi"}}
 ctx, cancel = context.WithTimeout(context.Background(), 5*time.Second)
 defer cancel()
 err = collection.FindOne(ctx, filter).Decode(&result)
-if err != nil {
+if err == mongo.ErrNoDocuments {
+    // Do something when no record was found
+    fmt.Println("record does not exist")
+} else {
     log.Fatal(err)
 }
 // Do something with result...