21 lines
505 B
TypeScript
21 lines
505 B
TypeScript
export function humanFileSize(bytes: number, si=false, dp=1) {
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const thresh = si ? 1000 : 1024;
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if (Math.abs(bytes) < thresh) {
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return bytes + ' B';
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}
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const units = si
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? ['kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB']
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: ['KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB'];
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let u = -1;
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const r = 10**dp;
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do {
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bytes /= thresh;
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++u;
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} while (Math.round(Math.abs(bytes) * r) / r >= thresh && u < units.length - 1);
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return bytes.toFixed(dp) + ' ' + units[u];
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}
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