initial import

best-practices/context-value/main.go

@@ -0,0 +1,15 @@
+package main
+
+import (
+	"context"
+	"fmt"
+)
+
+type contextKey string
+
+func main() {
+	var key contextKey = "test"
+	ctx := context.Background()
+	ctx = context.WithValue(ctx, key, "world")
+	fmt.Println(ctx.Value(key))
+}