12 lines
469 B
TypeScript
12 lines
469 B
TypeScript
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import AbstractCalculator from './calculator';
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declare class NumCalculator extends AbstractCalculator {
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result: number;
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constructor(num: number | string | AbstractCalculator);
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add(num: number | string | AbstractCalculator): this;
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sub(num: number | string | AbstractCalculator): this;
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mul(num: number | string | AbstractCalculator): this;
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div(num: number | string | AbstractCalculator): this;
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equal(): number;
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}
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export default NumCalculator;
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