1 | type Primitive = string | number | bigint | boolean | symbol | null | undefined;
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2 | type Nullable = null | undefined;
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5 |
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6 | export declare function isString(val?: unknown): val is string;
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9 |
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10 | export declare function isNumber(val?: unknown): val is number;
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13 |
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14 | export declare function isBoolean(val?: unknown): val is boolean;
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18 | export declare function isBigInt(val?: unknown): val is bigint;
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21 |
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22 | export declare function isSymbol(val?: unknown): val is symbol;
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25 |
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26 | export declare function isUndefined(val?: unknown): val is undefined;
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29 |
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30 | export declare function isNull(val?: unknown): val is null;
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33 |
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34 | export declare function isNullable(val?: unknown): val is Nullable;
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37 |
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38 | export declare function isPrimitive(val?: unknown): val is Primitive;
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39 |
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40 |
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41 |
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42 | export declare function isInteger(val?: unknown): val is number;
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43 |
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44 |
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45 |
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46 | export declare function isInteger32(val?: unknown): val is number;
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49 |
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50 | export declare function isLong(val?: unknown): val is number;
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54 |
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55 | export declare function isSafeInteger(val?: unknown): val is number;
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58 |
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59 | export declare function isDouble(val?: unknown): val is number;
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64 | export declare function isNaN(val?: unknown): boolean;
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68 |
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69 | export declare function isFinite(val?: unknown): val is number;
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70 | export {};
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