webkitAudioContext undefined in safari browser

Question

I trying in console (chrome) webkitAudioContext and it's defined (function with native code).

webkitAudioContext
function AudioContext() { [native code] }

In safari (5.1.6) it's returns 'message: "Can't find variable: AudioContext"'.

AudioContext
Error
line: 2
message: "Can't find variable: AudioContext"
sourceId: 4569334656
__proto__: Error



webkitAudioContext
Error
line: 2
message: "Can't find variable: webkitAudioContext"
sourceId: 4647161912
__proto__: Error

Can I use webkitAudioContext in safari?

Thanks!

EDIT:

var context = new webkitAudioContext();
Error
line: 2
message: "Can't find variable: webkitAudioContext"
sourceId: 4603762264
__proto__: Error

Answer 1

No you cannot: http://caniuse.com/audio-api

It's only supported in Safari 6.0+.

Answer 2

Yes you can use it. Try invoking it with a new keyword and include the parenthesis after it.

var context = new webkitAudioContext();