Add binary

snippets/binary.md

@@ -0,0 +1,16 @@
+---
+title: binary
+tags: function,beginner
+---
+
+Creates a function that accepts up to two arguments, ignoring any additional arguments.
+
+Call the provided function, `fn`, with the first two arguments given.
+
+```js
+const binary = fn => (a, b) => fn(a, b);
+```
+
+```js
+['2', '1', '0'].map(binary(Math.max)); // [2, 1, 2]
+```