pipe

function stable

`pipe(...fns: UnaryFunction<any, any>[]): UnaryFunction<any, any>`

Parameters

fns	Type: `UnaryFunction[]`.

Returns

UnaryFunction<any, any>

Overloads

`pipe(): typeof identity`

Parameters

There are no parameters.

Returns

typeof identity

`pipe(fn1: UnaryFunction<T, A>): UnaryFunction<T, A>`

Parameters

fn1	Type: `UnaryFunction`.

Returns

UnaryFunction<T, A>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>): UnaryFunction<T, B>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.

Returns

UnaryFunction<T, B>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>): UnaryFunction<T, C>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.

Returns

UnaryFunction<T, C>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>, fn4: UnaryFunction<C, D>): UnaryFunction<T, D>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.
fn4	Type: `UnaryFunction`.

Returns

UnaryFunction<T, D>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>, fn4: UnaryFunction<C, D>, fn5: UnaryFunction<D, E>): UnaryFunction<T, E>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.
fn4	Type: `UnaryFunction`.
fn5	Type: `UnaryFunction`.

Returns

UnaryFunction<T, E>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>, fn4: UnaryFunction<C, D>, fn5: UnaryFunction<D, E>, fn6: UnaryFunction<E, F>): UnaryFunction<T, F>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.
fn4	Type: `UnaryFunction`.
fn5	Type: `UnaryFunction`.
fn6	Type: `UnaryFunction`.

Returns

UnaryFunction<T, F>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>, fn4: UnaryFunction<C, D>, fn5: UnaryFunction<D, E>, fn6: UnaryFunction<E, F>, fn7: UnaryFunction<F, G>): UnaryFunction<T, G>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.
fn4	Type: `UnaryFunction`.
fn5	Type: `UnaryFunction`.
fn6	Type: `UnaryFunction`.
fn7	Type: `UnaryFunction`.

Returns

UnaryFunction<T, G>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>, fn4: UnaryFunction<C, D>, fn5: UnaryFunction<D, E>, fn6: UnaryFunction<E, F>, fn7: UnaryFunction<F, G>, fn8: UnaryFunction<G, H>): UnaryFunction<T, H>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.
fn4	Type: `UnaryFunction`.
fn5	Type: `UnaryFunction`.
fn6	Type: `UnaryFunction`.
fn7	Type: `UnaryFunction`.
fn8	Type: `UnaryFunction`.

Returns

UnaryFunction<T, H>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>, fn4: UnaryFunction<C, D>, fn5: UnaryFunction<D, E>, fn6: UnaryFunction<E, F>, fn7: UnaryFunction<F, G>, fn8: UnaryFunction<G, H>, fn9: UnaryFunction<H, I>): UnaryFunction<T, I>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.
fn4	Type: `UnaryFunction`.
fn5	Type: `UnaryFunction`.
fn6	Type: `UnaryFunction`.
fn7	Type: `UnaryFunction`.
fn8	Type: `UnaryFunction`.
fn9	Type: `UnaryFunction`.

Returns

UnaryFunction<T, I>

`pipe(fn1: UnaryFunction<T, A>, fn2: UnaryFunction<A, B>, fn3: UnaryFunction<B, C>, fn4: UnaryFunction<C, D>, fn5: UnaryFunction<D, E>, fn6: UnaryFunction<E, F>, fn7: UnaryFunction<F, G>, fn8: UnaryFunction<G, H>, fn9: UnaryFunction<H, I>, ...fns: UnaryFunction<any, any>[]): UnaryFunction<T, unknown>`

Parameters

fn1	Type: `UnaryFunction`.
fn2	Type: `UnaryFunction`.
fn3	Type: `UnaryFunction`.
fn4	Type: `UnaryFunction`.
fn5	Type: `UnaryFunction`.
fn6	Type: `UnaryFunction`.
fn7	Type: `UnaryFunction`.
fn8	Type: `UnaryFunction`.
fn9	Type: `UnaryFunction`.
fns	Type: `UnaryFunction[]`.

Returns

UnaryFunction<T, unknown>

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Code licensed under an Apache-2.0 License. Documentation licensed under CC BY 4.0.
https://rxjs.dev/api/index/function/pipe