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23 lines
528 B
Plaintext
23 lines
528 B
Plaintext
/**
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* Check if the value is null or undefineds
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*
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* 校验是否是 null 或者 undefined
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*
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* @example
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* ```js
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* import { isNil } from 'is-what-type';
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*
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* isNil(null); // true
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* isNil(undefined); // true
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* isNil({}); // false
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* isNil(''); // false
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* isNil(0); // false
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* isNil(false); // false
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* isNil(NaN); // false
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* ```
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*
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* @param value - The value to check
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* @returns `true` if the value is null or undefined, `false` otherwise
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*/
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export declare function isNil(value: unknown): value is null | undefined;
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