wesbos#4 done

Author: n3218

04 - Array Cardio Day 1/index-START.html

@@ -60,8 +60,13 @@
 
     const inventorsByAge = inventors
                                   .sort((a, b) => (a.passed - a.year) > (b.passed - b.year) ? -1 : 1)
-                                
-
+                                  .map(i => {
+                                    const newObj = {
+                                      ...i,
+                                      age: (i.passed - i.year)
+                                    }
+                                    return newObj
+                                  });
     console.table(inventorsByAge);
 
     // 6. create a list of Boulevards in Paris that contain 'de' anywhere in the name
@@ -71,12 +76,27 @@
     // 7. sort Exercise
     // Sort the people alphabetically by last name
 
+    const peopleByLast = people.sort((a, b) => {
+      const [aLast, aFirst] = a.split(', ');
+      const [bLast, bFirst] = b.split(', ');
+      return aLast > bLast ? 1 : -1
+    })
+    console.log(peopleByLast);
+
 
     // 8. Reduce Exercise
     // Sum up the instances of each of these
     const data = ['car', 'car', 'truck', 'truck', 'bike', 'walk', 'car', 'van', 'bike', 'walk', 'car', 'van', 'car', 'truck' ];
 
+    const transportation = data.reduce(function(obj, item) {
+      if (!obj[item]) {
+        obj[item] = 0;
+      }
+      obj[item]++;
+      return obj;
+    }, {})
 
+    console.log(transportation);
 
   </script>
 </body>