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28 lines
1.0 KiB
TypeScript
28 lines
1.0 KiB
TypeScript
// Math.max/min over ONE spread number[]: the static JS fold — any NaN
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// poisons the result, the empty array gives the zero-arg constants, and
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// the ±0 preferences match JS (max prefers +0, min prefers -0).
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const xs = [3, 9, 4, 7];
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console.log(Math.max(...xs));
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console.log(Math.min(...xs));
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const one = [42];
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console.log(Math.max(...one));
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console.log(Math.min(...one));
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const empty: number[] = [];
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console.log(Math.max(...empty));
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console.log(Math.min(...empty));
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const withNaN = [1, 0 / 0, 2]; // NaN spelled arithmetically (no NaN literal)
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console.log(Math.max(...withNaN));
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console.log(Math.min(...withNaN));
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const zeros = [-0, 0];
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console.log(1 / Math.max(...zeros));
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console.log(1 / Math.min(...zeros));
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const negs = [-5.5, -2.25, -9];
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console.log(Math.max(...negs));
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console.log(Math.min(...negs));
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// The real-CLI table pattern: widths from mapped tuple labels.
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const rows: [string, string][] = [
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["Input", "$3"],
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["Cache write", "$3.75"],
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];
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console.log(Math.max(...rows.map(([label]) => label.length)));
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