tridentVersion : number If running in Internet Explorer 11 this will contain the major version number. See

stop() Stops the requestAnimationFrame from running. Source code:

webAudio : boolean Is the WebAudio API available? Source code:

new RequestAnimationFrame(game, forceSetTimeOut) Abstracts away the use of RAF or setTimeOut for the core

electron : boolean Is the game running under GitHub Electron? Source code:

firefox : boolean Set to true if running in Firefox. Source code:

ogg : boolean Can this device play ogg files? Source code:

m4a : boolean Can this device play m4a files? True if this device can play m4a files.

pointerLock : boolean Is Pointer Lock available? Source code:

desktop : boolean Is running on a desktop? Source code: