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API 参考手册
API > @angular/router

PreloadingStrategy

Provides a preloading strategy.

      
      abstract class PreloadingStrategy {
  abstract preload(route: Route, fn: () => Observable<any>): Observable<any>
}

子类

方法

preload()

abstract preload(route: Route, fn: () => Observable<any>): Observable<any>
      
      abstract preload(route: Route, fn: () => Observable<any>): Observable<any>
参数
route Route
fn () => Observable
返回值

Observable<any>