diff --git a/src/fp/index.ts b/src/fp/index.ts
index 66ab1bd..c40c661 100644
--- a/src/fp/index.ts
+++ b/src/fp/index.ts
@@ -1 +1,2 @@
-export * from "./pipe";
+export * from './map';
+export * from './pipe';
diff --git a/src/fp/map.ts b/src/fp/map.ts
new file mode 100644
index 0000000..9a3493f
--- /dev/null
+++ b/src/fp/map.ts
@@ -0,0 +1,6 @@
+export function map<T extends any[], Res>(
+  fn: (item: T[number]) => Res,
+  items: T,
+): Res[] {
+  return items.map(fn);
+}