1 | import { ValidationOptions } from '../ValidationOptions';
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2 | export declare const IS_PORT = "isPort";
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3 | /**
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4 | * Check if the string is a valid port number.
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5 | */
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6 | export declare function isPort(value: unknown): boolean;
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7 | /**
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8 | * Check if the string is a valid port number.
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9 | */
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10 | export declare function IsPort(validationOptions?: ValidationOptions): PropertyDecorator;
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