West-Midlands | 26-ITP-May | Maryam Janjua | Sprint 1 |Object Destructuring

Sprint-1/destructuring/exercise-1/exercise.js

@@ -6,7 +6,7 @@ const personOne = {
 
 // Update the parameter to this function to make it work.
 // Don't change anything else.
-function introduceYourself(___________________________) {
+function introduceYourself({name, age, favouriteFood}) {
   console.log(
     `Hello, my name is ${name}. I am ${age} years old and my favourite food is ${favouriteFood}.`
   );

Sprint-1/destructuring/exercise-1/readme.md

@@ -30,4 +30,4 @@ console.log(`Batman is ${firstName}, ${lastName}`);
 # Exercise
 
 - What is the syntax to destructure the object `personOne` in exercise.js?
-- Update the parameter of the function `introduceYourself` to use destructuring on the object that gets passed in.
+- Update the parameter of the function `introduceYourself` to use destructuring on the object that gets passed in.

Sprint-1/destructuring/exercise-2/exercise.js

@@ -70,3 +70,23 @@ let hogwarts = [
     occupation: "Teacher",
   },
 ];
+//task 1
+function displayNames(names){
+  for (let person of names) {
+    const { firstName, lastName, house } = person;
+    if (house === "Gryffindor") {
+      console.log(`${firstName} ${lastName}`);
+    }
+  }
+}
+//task 2
+function displayTeacherNames(names){
+  for (let person of names) {
+    const { firstName, lastName, pet, occupation } = person;
+    if (occupation === "Teacher" && pet !== null) {
+      console.log(`${firstName} ${lastName}`);
+    }
+  }
+}
+displayNames(hogwarts);
+displayTeacherNames(hogwarts);

Sprint-1/destructuring/exercise-3/exercise.js

@@ -6,3 +6,11 @@ let order = [
   { itemName: "Hot Coffee", quantity: 2, unitPricePence: 100 },
   { itemName: "Hash Brown", quantity: 4, unitPricePence: 40 },
 ];
+console.log("QTY      Item               Total");
+let total = 0;
+for(let item of order){
+  const { itemName, quantity, unitPricePence } = item;
+  const itemTotal = quantity * unitPricePence;
+  total += itemTotal;
+  console.log(`${quantity.toString().padEnd(8)}${itemName.padEnd(20)}${(itemTotal / 100).toFixed(2)}`);
+}