GuardsDOM Guards

Check OriginFileObj

Checks if a value is an OriginFileObj for Ant-Design Upload component.

isOriginFileObj

Checks if a value is an OriginFileObj (extended File with UID). For Ant-Design Upload component.

Function Signature

isOriginFileObj(value: unknown): value is OriginFileObj

Type Definition

/** * Represents the original file object before any modifications. */
interface OriginFileObj extends File {
 /** Unique identifier for the original file. */
 uid: string;
}

Validation Rules

Must be an object
Must have string uid property
Inherits all File properties

Example

playground.ts

Last updated: Tue, May 26, 2026 04:14:18PM (UTC)

Check FileUpload

Checks if a value is a FileUpload object.

Check Function

Determines if a value is a callable function.

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isOriginFileObj Function Signature Type Definition Validation Rules Example