convert file size to mb in javascript 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: javascript function convert bytes into mb

function bytesToSize(bytes) {
  const sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB']
  if (bytes === 0) return 'n/a'
  const i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)), 10)
  if (i === 0) return `${bytes} ${sizes[i]})`
  return `${(bytes / (1024 ** i)).toFixed(1)} ${sizes[i]}`
}