21 lines
379 B
TypeScript
21 lines
379 B
TypeScript
function findCommonElement <T> (array1: T[], array2: T[]) {
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for (const a of array1) {
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for (const b of array2) {
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if (a === b) return a
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}
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}
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return null
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}
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// Avoid conflict with other toArray() functions
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function arrayify <T> (element: T | T[]) {
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if (Array.isArray(element)) return element
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return [ element ]
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}
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export {
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findCommonElement,
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arrayify
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}
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