From f091a9288576e59ed69f4e2c0b40c5bd77c3c164 Mon Sep 17 00:00:00 2001
From: Michael <msydenham@gmail.com>
Date: Sat, 7 Oct 2023 17:49:58 +1000
Subject: [PATCH] Update introduction.md (#359)

---
 concepts/custom-types/introduction.md | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/concepts/custom-types/introduction.md b/concepts/custom-types/introduction.md
index 39dbcb85c..577e670b8 100644
--- a/concepts/custom-types/introduction.md
+++ b/concepts/custom-types/introduction.md
@@ -43,10 +43,10 @@ Custom type variants can be pattern matched on using case expressions.
 import gleam/int
 import gleam/float
 
-pub fn describe(number: Number) -> String {
-  case flexibleNumber {
-    SomeFloat(f) -> "Float: " ++ float.to_string(f)
-    SomeInt(i) -> "Int: " ++ int.to_string(i)
+pub fn describe(flexible_number: Number) -> String {
+  case flexible_number {
+    SomeFloat(f) -> "Float: " <> float.to_string(f)
+    SomeInt(i) -> "Int: " <> int.to_string(i)
     Invalid -> "Neither a float nor an int"
   }
 }