@@ -26,16 +26,37 @@
 
     // Some and Every Checks
     // Array.prototype.some() // is at least one person 19 or older?
+    // const isAdult = people.some(function(person) {
+    //   const currentYear = (new Date()).getFullYear();
+    //   if(currentYear - person.year >= 19) {
+    //     return true;
+    //   }
+    // });
+
+    const isAdult = people.some(person => ((new Date()).getFullYear()) - person.year >= 19 );
+
+    console.log({isAdult});
     // Array.prototype.every() // is everyone 19 or older?
+    const allAdults = people.every(person => ((new Date()).getFullYear()) - person.year >= 19 );
+
+    console.log(allAdults);
 
     // Array.prototype.find()
     // Find is like filter, but instead returns just the one you are looking for
     // find the comment with the ID of 823423
-
+    const comment = comments.find(function(comment) {
+      if(comment.id === 823423) {
+        return true;
+      }
+    });
+    console.log(comment);
     // Array.prototype.findIndex()
     // Find the comment with this ID
     // delete the comment with the ID of 823423
+    const index = comments.findIndex(comment => comment.id === 823423);
+    console.log(index);
 
+    comments.splice(index, 1);
   </script>
 </body>
 </html>