Start with Arrays

Author: json724

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

@@ -32,14 +32,24 @@
     // Array.prototype.filter()
     // 1. Filter the list of inventors for those who were born in the 1500's
 
+    	const fifteen = inventors.filter(inventor => inventor.year>=1500 && inventor.year <=1600);
+
+    	//console.table (fifteen);
+
     // Array.prototype.map()
     // 2. Give us an array of the inventors' first and last names
-
+    	const fullNames = inventors.map(inventor => `${inventor.first} ${inventor.last}`);
+    	//console.log(fullNames);
     // Array.prototype.sort()
     // 3. Sort the inventors by birthdate, oldest to youngest
-
+ 
+    	const ordered = inventors.sort((a,b) => a.year > b.year ? 1:-1);
+    	//console.table(ordered);
     // Array.prototype.reduce()
     // 4. How many years did all the inventors live?
+    	const lived = inventors.reduce((total, inventor)=> {return total + (inventor.passed - inventor.year);
+    	}, 0);
+    	console.log (lived);
 
     // 5. Sort the inventors by years lived