Class (BackForwardCacheOptions)
Implements a BackForwardCacheOptions object to set back-forward cache options of the Web component.
NOTE
The initial APIs of this module are supported since API version 9. Updates will be marked with a superscript to indicate their earliest API version.
The initial APIs of this class are supported since API version 12.
The sample effect is subject to the actual device.
System capability: SystemCapability.Web.Webview.Core
Attributes
| Name | Type | Read-Only | Optional | Description |
|---|---|---|---|---|
| size12+ | number | No | No | The maximum number of pages that can be cached in a Web component. The default value is 1, and the maximum value is 50. If this parameter is set to 0 or a negative value, the back-forward cache is disabled. The Web component reclaims the cache for memory pressure. |
| timeToLive12+ | number | No | No | The time that a Web component allows a page to stay in the back-forward cache. If this parameter is set to 0 or a negative value, the back-forward cache is disabled. Default value: 600 Unit: second |
constructor12+
constructor()
Constructs a BackForwardCacheOptions object.
System capability: SystemCapability.Web.Webview.Core