Write a JavaScript program to get a customized coalesce function that returns the first argument that returns true from the provided argument validation function

hamza

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2022-05-18

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Write a JavaScript program to get a customized coalesce function that returns the first argument that returns true from the provided argument validation function.

JavaScript programming, Programming,

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hamza

2022-05-18

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const coalesceFactory = valid => (...args) => args.find(valid);
const customCoalesce = coalesceFactory(_ => ![null, undefined, '', NaN].includes(_));
console.log(customCoalesce(undefined, null, NaN, '', 'Waldo'));

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Write a JavaScript program to get a customized coalesce function that returns the first argument that returns true from the provided argument validation function

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