From: Andrew Gerrand <adg@golang.org>
Date: Wed, 14 Nov 2012 09:43:21 +0000 (+0100)
Subject: regexp: add simple package-level example
X-Git-Tag: go1.1rc2~1876
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=e33b9f78150c05c42acc67968c3066e3634dee0d;p=gostls13.git

regexp: add simple package-level example

Update #4125

R=golang-dev, r
CC=golang-dev
https://golang.org/cl/6846045
---

diff --git a/src/pkg/regexp/example_test.go b/src/pkg/regexp/example_test.go
new file mode 100644
index 0000000000..aa92e0b58b
--- /dev/null
+++ b/src/pkg/regexp/example_test.go
@@ -0,0 +1,22 @@
+package regexp_test
+
+import (
+	"fmt"
+	"regexp"
+)
+
+func Example() {
+	// Compile the expression once, usually at init time.
+	// Use raw strings to avoid having to quote the backslashes.
+	var validID = regexp.MustCompile(`^[a-z]+\[[0-9]+\]$`)
+
+	fmt.Println(validID.MatchString("adam[23]"))
+	fmt.Println(validID.MatchString("eve[7]"))
+	fmt.Println(validID.MatchString("Job[48]"))
+	fmt.Println(validID.MatchString("snakey"))
+	// Output:
+	// true
+	// true
+	// false
+	// false
+}