# merge-with

### Syntax

<code>
(merge-with f hmap1 hmap2)
</code>

### Example

<code>
(ns clojure.examples.example
   (:gen-class))
(defn example []
   (def demokeys (hash-map "z" 1 "b" 2 "a" 3))
   (def demokeys1 (hash-map "a" 2 "h" 5 "i" 7))
   (println (merge-with + demokeys demokeys1)))
(example)
</code>

#### Output

<code>
{z 1, a 5, i 7, b 2, h 5}
</code>

## Refs

- https://www.tutorialspoint.com/clojure/clojure_maps_mergewith.htm