File Size Format

1export function formatFileSize(bytes: number): string {
2  if (bytes === 0) return "0 B";
3 
4  const units = ["B", "KB", "MB", "GB"];
5  const unitIndex = Math.min(
6    Math.floor(Math.log(bytes) / Math.log(1024)),
7    units.length - 1,
8  );
9 
10  return `${(bytes / 1024 ** unitIndex).toFixed(unitIndex === 0 ? 0 : 1)} ${
11    units[unitIndex]
12  }`;
13}