Another update from ingydotnet^djgoku

Task/FizzBuzz/JavaScript/fizzbuzz-1.js

@@ -1,7 +1,9 @@
-var i, output;
-for (i = 1; i < 101; i++) {
-  output = '';
-  if (!(i % 3)) output += 'Fizz';
-  if (!(i % 5)) output += 'Buzz';
-  console.log(output || i);
-}
+var fizzBuzz = function () {
+  var i, output;
+  for (i = 1; i < 101; i += 1) {
+    output = '';
+    if (!(i % 3)) { output += 'Fizz'; }
+    if (!(i % 5)) { output += 'Buzz'; }
+    console.log(output || i);//empty string is false, so we short-circuit
+  }
+};

Task/FizzBuzz/JavaScript/fizzbuzz-2.js

@@ -1,25 +1,7 @@
-var divs = [15, 3, 5];
-var says = ['FizzBuzz', 'Fizz', 'Buzz'];
-
-function fizzBuzz(first, last) {
-    for (var n = first; n <= last; n++) {
-        print(getFizzBuzz(n));
-    }
+for (var i = 1; i <= 100; i++) {
+  console.log({
+    truefalse: 'Fizz',
+    falsetrue: 'Buzz',
+    truetrue: 'FizzBuzz'
+  }[(i%3==0) + '' + (i%5==0)] || i)
 }
-
-function getFizzBuzz(n) {
-    var sayWhat = n;
-    for (var d = 0; d < divs.length; d++) {
-        if (isMultOf(n, divs[d])) {
-            sayWhat = says[d];
-            break;
-        }
-    }
-    return sayWhat;
-}
-
-function isMultOf(n, d) {
-    return n % d == 0;
-}
-
-fizzBuzz(1, 100);

Task/FizzBuzz/JavaScript/fizzbuzz-3.js

@@ -1 +1 @@
-for(var i=1; i<=100; console.log((i%3?'':'Fizz')+(i%5?'':'Buzz')||i), i++);
+for(i=1;i<101;i++)console.log((x=(i%3?'':'Fizz')+(i%5?'':'Buzz'))?x:i);

Task/FizzBuzz/JavaScript/fizzbuzz-4.js

@@ -1 +1,11 @@
-for(i=0;i<100;console.log(++i%15?i%5?i%3?i:f='Fizz':b='Buzz':f+b));
+(function rng(i) {
+    return i ? rng(i - 1).concat(i) : []
+})(100).map(
+    function (n) {
+        return n % 3 ? (
+            n % 5 ? n : "Buzz"
+        ) : (
+            n % 5 ? "Fizz" : "FizzBuzz"
+        )
+    }
+).join(' ')