Data commit

Task/First-class-functions-Use-numbers-analogously/JavaScript/first-class-functions-use-numbers-analogously.js

@@ -0,0 +1,20 @@
+const x = 2.0;
+const xi = 0.5;
+const y = 4.0;
+const yi = 0.25;
+const z = x + y;
+const zi = 1.0 / (x + y);
+const pairs = [[x, xi], [y, yi], [z, zi]];
+const testVal = 0.5;
+
+const multiplier = (a, b) => m => a * b * m;
+
+const test = () => {
+  return pairs.map(([a, b]) => {
+    const f = multiplier(a, b);
+    const result = f(testVal);
+    return `${a} * ${b} * ${testVal} = ${result}`;
+  });
+}
+
+test().join('\n');