Data commit

Task/Named-parameters/JavaScript/named-parameters-1.js

@@ -0,0 +1,12 @@
+function example(options) {
+  // assign some defaults where the user's has not provided a value
+  opts = {}
+  opts.foo = options.foo || 0;
+  opts.bar = options.bar || 1;
+  opts.grill = options.grill || 'pork chops'
+
+  alert("foo is " + opts.foo + ", bar is " + opts.bar + ", and grill is " + opts.grill);
+}
+
+example({grill: "lamb kebab", bar: 3.14});
+// => "foo is 0, bar is 3.14, and grill is lamb kebab"

Task/Named-parameters/JavaScript/named-parameters-2.js

@@ -0,0 +1,12 @@
+let
+  example = // The member name in the object can either be the same as the parameter (as in bar, grill),
+            // or a different parameter name as in the case of member foo being assigned to parameter a here.
+    ({foo: a=0, bar=1, grill='pork chops'}={}) => (
+      console.log('foo is ',a,', bar is ',bar,', and grill is '+grill));
+
+example();
+//  foo is 0 , bar is 1 , and grill is pork chops
+example({grill: "lamb kebab", bar: 3.14});
+//  foo is 0 , bar is 3.14 , and grill is lamb kebab
+example({foo:null});
+//  foo is , bar is 1 , and grill is pork chops