分离

src/utils/tools.ts

@@ -203,8 +203,8 @@ export function CountDown(time: number) {
  * @returns {string} 格式化后的字符串
  */
 export function FormatBytes(bytes, options: { decimals?: number, unitBig?: boolean } = {}) {
-	if (!bytes || isNaN(bytes)) return '0 B';
 	const { decimals = 2, unitBig = false } = options;
+	if (!bytes || isNaN(bytes)) return unitBig ? '0 B' : '0 b';
 	const k = 1024;
 	const sizes = unitBig ? ['B', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'] : ['b', 'kb', 'mb', 'gb', 'tb', 'pb', 'eb', 'zb', 'yb'];
 	const i = Math.floor(Math.log(bytes) / Math.log(k));