javascript bytes to kb code example

Example 1: converting bytes into kb js

function bytesToSize(bytes) {
   var sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
   if (bytes == 0) return '0 Byte';
   var i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)));
   return Math.round(bytes / Math.pow(1024, i), 2) + ' ' + sizes[i];
}

Example 2: javascrpt formatBytes

function niceBytes(x){
 const units = ['bytes', 'KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'];
  let l = 0, n = parseInt(x, 10) || 0;
  while(n >= 1024 && ++l){
      n = n/1024;
  }
  return(n.toFixed(n < 10 && l > 0 ? 1 : 0) + ' ' + units[l]);
}