21 lines
351 B
JavaScript
21 lines
351 B
JavaScript
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 = delete obj?.a?.b;
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assert.equal(obj.a.b, undefined);
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assert.equal(test, true);
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test = delete obj?.a.b;
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assert.equal(obj.a.b, undefined);
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assert.equal(test, true);
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test = delete obj?.b?.b;
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assert.equal(obj.b, undefined);
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assert.equal(test, undefined);
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delete obj?.a;
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assert.equal(obj.a, undefined);
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