Data commit

Task/Associative-array-Merging/Racket/associative-array-merging.rkt

@@ -0,0 +1,16 @@
+#lang racket/base
+
+(require racket/hash)
+
+(module+ test
+  (require rackunit)
+
+  (define base-data (hash "name"	"Rocket Skates"
+                          "price"	12.75
+                          "color"	"yellow"))
+
+  (define update-data (hash "price"	15.25
+                            "color"	"red"
+                            "year"	1974))
+
+  (hash-union base-data update-data #:combine (λ (a b) b)))