fix: 修改file工具函数
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- 新增基于filename获取拓展名的函数
- 将文件大小格式化由以KB为基准修改为以Byte为基准
This commit is contained in:
2025-10-15 16:50:27 +08:00
parent 1704a7b5c1
commit cb861bc955

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@ -1,12 +1,19 @@
export function formatFileSize(sizeInKB: number): string { export function formatFileSize(sizeInBytes: number): string {
if (sizeInKB < 1024) { if (sizeInBytes < 1024) {
return `${sizeInBytes.toFixed(2)} B`;
} else if (sizeInBytes < 1024 * 1024) {
const sizeInKB = sizeInBytes / 1024;
return `${sizeInKB.toFixed(2)} KB`; return `${sizeInKB.toFixed(2)} KB`;
} else { } else {
const sizeInMB = sizeInKB / 1024; const sizeInMB = sizeInBytes / 1024 / 1024;
return `${sizeInMB.toFixed(2)} MB`; return `${sizeInMB.toFixed(2)} MB`;
} }
} }
export function getFileExtension(filename: string): string {
return filename.split('.').pop() || '';
}
export function formatFileExtension(ext: string): string { export function formatFileExtension(ext: string): string {
return ext.startsWith('.') ? ext.slice(1).toUpperCase() : ext.toUpperCase(); return ext.startsWith('.') ? ext.slice(1).toUpperCase() : ext.toUpperCase();
} }