html: add examples to the functions

Change-Id: I129d70304ae4e4694d9217826b18b341e3834d3c
Reviewed-on: https://go-review.googlesource.com/11201
Reviewed-by: Andrew Gerrand <adg@golang.org>

diff --git a/src/html/example_test.go b/src/html/example_test.go
new file mode 100644 (file)
index 0000000..0e28cac
--- /dev/null
+++ b/src/html/example_test.go
@@ -0,0 +1,22 @@
+// Copyright 2015 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package html_test
+
+import (
+       "fmt"
+       "html"
+)
+
+func ExampleEscapeString() {
+       const s = `"Fran & Freddie's Diner" <tasty@example.com>`
+       fmt.Println(html.EscapeString(s))
+       // Output: &#34;Fran &amp; Freddie&#39;s Diner&#34; &lt;tasty@example.com&gt;
+}
+
+func ExampleUnescapeString() {
+       const s = `&quot;Fran &amp; Freddie&#39;s Diner&quot; &lt;tasty@example.com&gt;`
+       fmt.Println(html.UnescapeString(s))
+       // Output: "Fran & Freddie's Diner" <tasty@example.com>
+}