diff --git a/README b/README
index 3a51d00..5cbebcb 100644
--- a/README
+++ b/README
@@ -84,3 +84,4 @@ gobyexample.com signups
 * connection pool
 * ruby enumerable
 * ruby string
+* quoting
diff --git a/src/xx-convert.go b/src/xx-convert.go
new file mode 100644
index 0000000..1a5216b
--- /dev/null
+++ b/src/xx-convert.go
@@ -0,0 +1,20 @@
+package main
+
+import ("fmt"; "strconv")
+
+func main() {
+	b, _ := strconv.ParseBool("true")
+	fmt.Println(b)
+
+	f, _ := strconv.ParseFloat("1.234", 64)
+	fmt.Println(f)
+
+	i, _ := strconv.ParseInt("123", 0, 64)
+	fmt.Println(i)
+
+	d, _ := strconv.ParseInt("0x1b3e", 0, 64)
+	fmt.Println(d)
+
+	k, _ := strconv.Atoi("456")
+	fmt.Println(k)
+}