Initial Commit

utils.go

@@ -0,0 +1,19 @@
+package main
+
+import (
+	"crypto/rand"
+)
+
+const (
+	alphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"
+)
+
+// RandomString ...
+func RandomString(length int) string {
+	bytes := make([]byte, length)
+	rand.Read(bytes)
+	for i, b := range bytes {
+		bytes[i] = alphabet[b%byte(len(alphabet))]
+	}
+	return string(bytes)
+}