Example #12: type parameters + return value

RedHatOfficial · Jun 13, 2022 · 434602b · 434602b
1 parent 0d4357d
commit 434602b
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diff --git a/lesson8/12_add_type_parameters.go b/lesson8/12_add_type_parameters.go
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+// Generic "add" function for three distinct data types.
+
+package main
+
+import "fmt"
+
+type numeric interface {
+	int | float64 | complex128
+}
+
+func add[T numeric](x T, y T) T {
+	return x + y
+}
+
+func main() {
+	fmt.Println(add(1, 2))
+	fmt.Println(add(1.5, 2.6))
+	fmt.Println(add(1i, 2+4i))
+}