# Namespace goog.labs.userAgent.engine

code »
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## Global Functions

code »goog.labs.userAgent.engine.getVersion ( ) ⇒ `string`

Returns
The rendering engine's version or empty string if version can't be determined.

code »goog.labs.userAgent.engine.getVersionForKey_ ( tuples, key ) ⇒ `string`

Parameters
tuples: `!Array` Version tuples. key: `string` The key to look for.
Returns
The version string of the given key, if present. Otherwise, the empty string.

code »goog.labs.userAgent.engine.isGecko ( ) ⇒ `boolean`

Returns
Whether the rendering engine is Gecko.

code »goog.labs.userAgent.engine.isPresto ( ) ⇒ `boolean`

Returns
Whether the rendering engine is Presto.

code »goog.labs.userAgent.engine.isTrident ( ) ⇒ `boolean`

Returns
Whether the rendering engine is Trident.

code »goog.labs.userAgent.engine.isVersionOrHigher ( version ) ⇒ `boolean`

Parameters
version: `(string|number)` The version to check.
Returns
Whether the rendering engine version is higher or the same as the given version.

code »goog.labs.userAgent.engine.isWebKit ( ) ⇒ `boolean`

Returns
Whether the rendering engine is WebKit.