12 lines
345 B
JavaScript
12 lines
345 B
JavaScript
const fs = (f, s) => s.map(f);
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const f1 = x => x * 2;
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const f2 = x => x * x;
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const fsf1 = fs.bind(null, f1);
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const fsf2 = fs.bind(null, f2);
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console.log(fsf1([0, 1, 2, 3])); // [0, 2, 4, 6]
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console.log(fsf2([0, 1, 2, 3])); // [0, 1, 4, 9]
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console.log(fsf1([2, 4, 6, 8])); // [4, 8, 12, 16]
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console.log(fsf2([2, 4, 6, 8])); // [4, 16, 36, 64]
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