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typescript make function argument optional
“typescript make function argument optional” Code Answer’s
typescript optional parameters
typescript by
North Bear
on Jul 21 2020
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8
// Optional Parameters sayHello(hello?: string) { console.log(hello); } sayHello(); // Prints 'undefined' sayHello('world'); // Prints 'world'
Source:
medium.com
typescript make function argument optional
typescript by
Blushing Bug
on Jan 05 2021
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0
function multiply(a: number, b: number, c?: number): number { if (typeof c !== 'undefined') { return a * b * c; } return a * b; }
Source:
www.typescripttutorial.net
types function typescript
typescript by
Restu Wahyu Saputra
on Jan 02 2021
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0
interface Param { title: string; callback: function; }
Source:
stackoverflow.com
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