Data commit

Task/Rate-counter/JavaScript/rate-counter.js

@@ -0,0 +1,14 @@
+function millis() { // Gets current time in milliseconds.
+  return (new Date()).getTime();
+}
+
+/* Executes function 'func' n times, returns array of execution times. */
+function benchmark(n, func, args) {
+  var times = [];
+  for (var i=0; i<n; i++) {
+    var m = millis();
+    func.apply(func, args);
+    times.push(millis() - m);
+  }
+  return times;
+}