lab19: init

lab19/withProb.js

@@ -0,0 +1,17 @@
+function withProb(prob, f) {
+  if (Math.random() < prob) {
+    return f();
+  }
+}
+
+
+function foo(x) {
+  withProb(0.5, function() {
+    console.log("Execution withProb callback");
+    return 0;
+  });
+  return x;
+}
+
+console.log("Foo is " + foo(1));
+