Home > robinson > getFileSize
getFileSize() function
This API is provided as a preview for developers and may change based on feedback that we receive. Do not use this API in a production environment.
获取文件大小
Signature:
typescript
declare function getFileSize(file: File, unit?: string): number;declare function getFileSize(file: File, unit?: string): number;Parameters
| Parameter | Type | Description |
|---|---|---|
| file | File | 源文件 |
| unit | string | (Optional) 单位（'b', 'kb', 'm', 'g'），默认为'b' |
Returns:
number
文件大小（指定单位）
Example
getFileSize(fileInput.files[0], 'kb'); // 返回文件大小（KB）