typescript arguments of function

Famous Flatworm answered on December 3, 2020 Popularity 9/10 Helpfulness 3/10

answer typescript arguments of function

related typescript function as parameter

related Parameter type from function TypeScript

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typescript arguments of function

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function doCoolStuff(a: string, b: number) {
  // ...
}

type DoCoolStuffArgs = Parameters<typeof doCoolStuff> // [string, number]

type SecondArg = Parameters<typeof doCoolStuff>[1] // number

// demo: https://www.typescriptlang.org/play/?#code/GYVwdgxgLglg9mABAEzgYTnANgZSiYYACgEMAuRAZygCcYwBzAGkQCMKwQBbVgUxoCUiAN4AoRIgD0kxADp5ogL6jRUAJ4AHXogAi6TLnyEAgjQaVEAXkQAFEjRJdeUfpQA86rXGAp92PATAAHxSMgDa1HSMLJw8-AC6KtKIAB6IABYkFp7aEbT0zIixfDTxLPTA-DS8yIjANHBciFDp2jkW3s2tiBr2js6uiJ2oGP5GwKIQCNSpZHqjhoGm5laIYQDk6TDrLACMAAyJoslqGVnNmtrF-OVglTTVtfWNXW2XQz4t2gBErN89fScLhoH18CwChEm0ygiDUZDsDiBrg8l2GfkWhCCYV28VWBySMhgMIA7nAaABrCxYGDktpbCznYm8LBYMiqd44XhTMDIZarBH9YHuHJo8HjLE4qFgGYALzInO5vLMeP2oiAA

Popularity 9/10 Helpfulness 3/10 Language typescript

Source: stackoverflow.com

Tags: arguments function typescript

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Contributed on Jul 18 2024

Famous Flatworm

0 Answers Avg Quality 2/10

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typescript function as parameter

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function createPerson(name: string, doAction: () => void): void {
  console.log(`Hi, my name is ${name}.`);
  doAction(); // doAction as a function parameter.
}

// Hi, my name is Bob.
// performs doAction which is waveHands function.
createPerson('Bob', waveHands());

Popularity 10/10 Helpfulness 4/10 Language typescript

Source: Grepper

Tags: typescript t

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Contributed on Dec 03 2020

peachmangopie

0 Answers Avg Quality 2/10

Parameter type from function TypeScript

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//parameter
type Parameter<T extends (...args: any[]) => any> = T extends (...args: infer P) => any ? P : never;
type paraMeterCheck = Parameter<(a: string, b: string) => void>;

Popularity 10/10 Helpfulness 3/10 Language typescript

Source: Grepper

Tags: function functio

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Contributed on May 28 2022

Husnain Syed

0 Answers Avg Quality 2/10

typescript set argument type

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// non typed function
function add(x, y) {
  return x + y;
}

// typed function
function add(x: number, y: number): number {
  return x + y;
}

// types can be found here: https://www.typescriptlang.org/docs/handbook/basic-types.html

Popularity 10/10 Helpfulness 2/10 Language typescript

Source: www.typescriptlang.org

Tags: set

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Contributed on Feb 16 2021

Charming Caterpillar

0 Answers Avg Quality 2/10

typescript arguments of function

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typescript arguments of function

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