type aliases

getBoolean · getBoolean · commit a69d77488395 · 2021-11-26T12:25:22.000-06:00
diff --git a/public/sandbox.js b/public/sandbox.js
@@ -2,18 +2,12 @@
 // let greet: Function = () => {
 //   console.log('hello, world');
 // }
-// greet = 'hello';
-// greet = () => {
-//   console.log('hello, again');
-// }
-var add = function (a, b, c /*?*/) {
-    if (c === void 0) { c /*?*/ = 10; }
-    console.log(a + b);
-    console.log(c);
+var logDetails = function (uid, item) {
+    console.log("".concat(item, " has a uid of ").concat(uid));
+};
+var greet = function (user) {
+    console.log("".concat(user.name, " says hello"));
 };
-add(5, 10, 'ninja');
-var minus = function (a, b) {
-    return a + b;
+var greetAgain = function (user) {
+    console.log("".concat(user.name, " says hello again"));
 };
-var result = minus(10, 7);
-console.log(result);
diff --git a/src/sandbox.ts b/src/sandbox.ts
@@ -8,16 +8,17 @@
 //   console.log('hello, again');
 // }
 
-const add = (a: number, b: number, c/*?*/: number | string = 10): void => {
-  console.log(a + b);
-  console.log(c);
-}
+type StringOrNum = string | number;
+type objWithName = { name: string, uid: StringOrNum };
 
-add(5, 10, 'ninja');
+const logDetails = (uid: StringOrNum, item: String) => {
+  console.log(`${item} has a uid of ${uid}`);
+}
 
-const minus = (a: number, b: number): number => {
-  return a + b;
+const greet = (user: objWithName) => {
+  console.log(`${user.name} says hello`);
 }
 
-let result = minus(10,7);
-console.log(result);
+const greetAgain = (user: objWithName) => {
+  console.log(`${user.name} says hello again`);
+}
