Write a JavaScript function that returns true if the provided predicate function returns true for all elements in a collection, false otherwise

hamza

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2022-05-18

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Write a JavaScript function that returns true if the provided predicate function returns true for all elements in a collection, false otherwise.

JavaScript programming, Programming,

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hamza

2022-05-18

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const all = (arr, fn = Boolean) => arr.every(fn);
console.log(all([4, 2, 3], x => x > 1)); 
console.log(all([4, 2, 3], x => x < 1));
console.log(all([1, 2, 3]));

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Write a JavaScript function that returns true if the provided predicate function returns true for all elements in a collection, false otherwise

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