Device.iOSVersion now contains the major version number of iOS.

Author: photonstorm

src/system/Device.js

@@ -57,6 +57,12 @@ Phaser.Device = function () {
     */
     this.iOS = false;
 
+    /**
+    * @property {number} iOSVersion - If running in iOS this will contain the major version number.
+    * @default
+    */
+    this.iOSVersion = 0;
+
     /**
     * @property {boolean} cocoonJS - Is the game running under CocoonJS?
     * @default
@@ -658,6 +664,8 @@ Phaser.Device._initialize = function () {
         else if (/iP[ao]d|iPhone/i.test(ua))
         {
             device.iOS = true;
+            var v = (navigator.appVersion).match(/OS (\d+)/);
+            device.iOSVersion = parseInt(RegExp.$1, 10);
         }
         else if (/Linux/.test(ua))
         {