p.location-badge. exported from angular2/change_detection defined in angular2/src/change_detection/pipes/pipe.ts (line 58) :markdown Provides default implementation of `supports` and `onDestroy` method. #Example ``` class DoublePipe extends BasePipe { transform(value) { return `${value}${value}`; } } ``` .l-main-section h2 Annotations .l-sub-section h3.annotation CONST pre.prettyprint code. @CONST() .l-main-section h2 Members .l-sub-section h3 supports pre.prettyprint code. supports(obj: any) :markdown .l-sub-section h3 onDestroy pre.prettyprint code. onDestroy() :markdown .l-sub-section h3 transform pre.prettyprint code. transform(value: any, args: List<any>) :markdown