From f8fefb44b08d547c957098942cbb6c3b6ead43cf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bogumi=C5=82=20Kami=C5=84ski?= <bkamins@sgh.waw.pl>
Date: Sun, 20 Mar 2022 21:23:45 +0100
Subject: [PATCH] add an example that conditional statements return a value

---
 ch02.jl | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/ch02.jl b/ch02.jl
index 2c58608..9546ea4 100644
--- a/ch02.jl
+++ b/ch02.jl
@@ -146,6 +146,20 @@ end
 x = -7
 x > 0 ? println("x is positive") : println("x is not positive")
 
+# Code showing that conditional statements return a value
+
+x = -4.0
+y = if x > 0
+        sqrt(x)
+    else
+        sqrt(-x)
+    end
+y
+
+x = 9.0
+y = x > 0 ? sqrt(x) : sqrt(-x)
+y
+
 # Code from listing 2.4
 
 for i in [1, 2, 3]