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authorSmuSmu <SmuSmu@users.noreply.github.com>2018-10-29 10:38:48 +0100
committerGitHub <noreply@github.com>2018-10-29 10:38:48 +0100
commit1372607b2ae40edf54fe4d04e3dfd3b789016c8e (patch)
tree95d30e2ae24ffaf6acb66f671b20e6b75713f0c3 /elixir.html.markdown
parent3a41a6006ff421b45ae46a521b900216ac28daf7 (diff)
parent9317733e2388ccafeea9c331443fe5f42b611390 (diff)
Merge pull request #1 from adambard/master
ff
Diffstat (limited to 'elixir.html.markdown')
-rw-r--r--elixir.html.markdown6
1 files changed, 5 insertions, 1 deletions
diff --git a/elixir.html.markdown b/elixir.html.markdown
index a74baa38..e82509e7 100644
--- a/elixir.html.markdown
+++ b/elixir.html.markdown
@@ -287,7 +287,11 @@ end
PrivateMath.sum(1, 2) #=> 3
# PrivateMath.do_sum(1, 2) #=> ** (UndefinedFunctionError)
-# Function declarations also support guards and multiple clauses:
+# Function declarations also support guards and multiple clauses.
+# When a function with multiple clauses is called, the first function
+# that satisfies the clause will be invoked.
+# Example: invoking area({:circle, 3}) will call the second area
+# function defined below, not the first:
defmodule Geometry do
def area({:rectangle, w, h}) do
w * h