function convert_file_size(bytes, decimals = 2) {
if (bytes === 0) return '0 Bytes';
const unit = 1024;
const dec = decimals < 0 ? 0 : decimals;
const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
const i = Math.floor(Math.log(bytes) / Math.log(unit));
return parseFloat((bytes / Math.pow(unit, i)).toFixed(dec)) + ' ' + sizes[i];
}
console.log(convert_file_size(63221));
console.log(convert_file_size(37915521));
console.log(convert_file_size(3789917521));
console.log(convert_file_size(3723789915521));
console.log(convert_file_size(3399829987813521));
console.log(convert_file_size(9853399598791352198));
console.log(convert_file_size(9853399498424791352198));
console.log(convert_file_size(100985339939842450791352198));
/*
run:
61.74 KB
36.16 MB
3.53 GB
3.39 TB
3.02 PB
8.55 EB
8.35 ZB
83.53 YB
*/
