...

1 files changed, 9 insertions, 0 deletions

diff --git a/rnd/js/memoize.js b/rnd/js/memoize.js
new file mode 100644
index 0000000..b70d95f
--- /dev/null
+++ b/rnd/js/memoize.js
@@ -0,0 +1,9 @@
+const memoize = (f) => {
+  const cache = {};
+
+  return (...args) => {
+    const argStr = JSON.stringify(args);
+    cache[argStr] = cache[argStr] || f(...args);
+    return cache[argStr];
+  };
+};
\ No newline at end of file