20 lines
229 B
JavaScript
20 lines
229 B
JavaScript
"use strict";
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const obj = {
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a: {
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b: 0,
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},
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};
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let test = +obj?.a?.b;
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expect(test).toBe(0);
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test = +obj?.a.b;
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expect(test).toBe(0);
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test = +obj?.b?.b;
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expect(test).toBe(NaN);
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test = +obj?.b?.b;
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expect(test).toBe(NaN);
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