* 是否可以缓存 * Whether it can be cached * [AUTO-TRANSLATED:5c35d3e0] */

* Shows a deprecation warning suggesting the modern and spec-compatible API.

* Shows a deprecation warning suggesting the modern and spec-compatible API.

* Extract browser version out of the provided user agent string. * * @param {!string} uastring userAgent string. * @param {!string} expr Regular

* Extract browser version out of the provided user agent string. * * @param {!string} uastring userAgent string. * @param {!string} expr Regular