math: add examples to Ceil, Floor, Pow, Pow10 functions

Change-Id: I9154df128b349c102854bb0f21e4c313685dd0e6 Reviewed-on: https://go-review.googlesource.com/118659 Reviewed-by: Brad Fitzpatrick <[email protected]> Run-TryBot: Brad Fitzpatrick <[email protected]> TryBot-Result: Gobot Gobot <[email protected]>
golang · Jun 13, 2018 · efddc16 · efddc16
1 parent a7d8957
commit efddc16
Showing 1 changed file with 24 additions and 0 deletions.
diff --git a/src/math/example_test.go b/src/math/example_test.go
@@ -89,3 +89,27 @@ func ExampleSqrt() {
 	fmt.Printf("%.1f", c)
 	// Output: 5.0
 }
+
+func ExampleCeil() {
+	c := math.Ceil(1.49)
+	fmt.Printf("%.1f", c)
+	// Output: 2.0
+}
+
+func ExampleFloor() {
+	c := math.Floor(1.51)
+	fmt.Printf("%.1f", c)
+	// Output: 1.0
+}
+
+func ExamplePow() {
+	c := math.Pow(2, 3)
+	fmt.Printf("%.1f", c)
+	// Output: 8.0
+}
+
+func ExamplePow10() {
+	c := math.Pow10(2)
+	fmt.Printf("%.1f", c)
+	// Output: 100.0
+}