Write a JavaScript program to split values into two groups according to a predicate function, which specifies which group an element in the input collection belongs to

hamza

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2022-05-18

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Write a JavaScript program to split values into two groups according to a predicate function, which specifies which group an element in the input collection belongs to.

JavaScript programming, Programming,

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hamza

2022-05-18

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const bifurcateBy = (arr, fn) =>
  arr.reduce((acc, val, i) => (acc[fn(val, i) ? 0 : 1].push(val), acc), [[], []]);
console.log(bifurcateBy(['beep', 'boop', 'foo', 'bar'], x => x[0] === 'b'));

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Write a JavaScript program to split values into two groups according to a predicate function, which specifies which group an element in the input collection belongs to

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