Function throttle

throttle<F extends AnyFunction<any>, T extends undefined | boolean = true>(
    fun: F,
    delay: number,
    option?: ThrottleOption<T>,
): <C>(this: C, ...args: Parameters<F>) => void
节流
Type Parameters
- F extends AnyFunction<any>
- T extends undefined | boolean = true
Parameters
- fun: F
- delay: number
- option: ThrottleOption<T> = {}
  - leading
    是否立即执行首次 default is true
  - trailing
    是否保证执行最后一次 default is true
Returns <C>(this: C, ...args: Parameters<F>) => void
- Defined in src/function.ts:59