add js example

week1/02javascript/object.js

@@ -0,0 +1,30 @@
+// the object allColors has 3 properties, "red", "green", and "blue"
+// each property contains an object with 2 properties, "title" and "hexcode"
+var allColors = {
+	red: {
+		title: "Red as in Crimson",
+		hexcode: "#ff0000"
+	},
+	green: {
+		title: "Green as in Kale",
+		hexcode: "#00ff00"
+	},
+	blue: {
+		title: "Blue as in Sky",
+		hexcode: "#0000ff"
+	},
+};
+
+console.log("The object containing all the color objects:");
+console.log(allColors); // outputs the entire object
+
+// when the name of the property is a string, use the dot (.) syntax
+console.log(allColors.blue); // outputs the object associated with the property "blue"
+
+// when the property name is the value of a variable, use square brackets, []
+var color = "red";
+
+var chosenColorObject = allColors[color]; 
+
+console.log("The object with the property name, " + color + ":");
+console.log(chosenColorObject); // outputs the object associated with the property "red"