46 tests with assets and javascript code.

Tests/groups/get first 2.js

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+/// <reference path="../../Phaser/Game.ts" />
+(function () {
+    var game = new Phaser.Game(this, 'game', 800, 600, init, create, update, render);
+
+    var timer, cycle;
+
+    function init() {
+        game.load.spritesheet('item', 'assets/buttons/number-buttons-90x90.png', 90, 90);
+        game.load.image('reviveBtn', 'assets/buttons/revive-button.png');
+        game.load.start();
+    }
+    function create() {
+        // Add some items.
+        var item;
+        for (var i = 0; i < 3; i++) {
+            // Give the items a different alpha increase speed.
+            item = game.add.sprite(290, 98 * (i + 1), 'item', i);
+            // An item besides the left one.
+            item = game.add.sprite(388, 98 * (i + 1), 'item', i + 3);
+        }
+
+        // Set a timer so we can perform an action after a delay.
+        timer = 0;
+        cycle = 1000;
+    }
+    function update() {
+        // Update timer.
+        timer += game.time.delta;
+        if (timer > cycle) {
+            timer -= cycle;
+            // Get an alive item from the group randomly, so it may not
+            // be the first to be killed.
+            // Also you can specific a range, only items between that range
+            // will be found and return.
+            // Set a range of (0, 5), so the first item will not be kill at all.
+            var item = game.world.group.getRandom(1, 5);
+            if (item) {
+                item.kill();
+            }
+        }
+    }
+    function render() {
+        Phaser.DebugUtils.context.fillStyle = '#fff';
+        Phaser.DebugUtils.context.fillText('One item will be killed each second.', 280, 420);
+        Phaser.DebugUtils.context.fillText('Yet the first one will NEVER be killed since we use a range from 1 to 5 for selection.', 140, 432);
+        // Get living and dead number of a group.
+        Phaser.DebugUtils.context.fillText('Living: ' + game.world.group.countLiving() + ', Dead: ' + game.world.group.countDead(), 330, 460);
+    }
+})();