let reader = new FileReader(),
file = this.files[0] || null
//console.log('file', file)
if (file) {
file_name.textContent = fileName = file.name
file_date.textContent = new Date(file.lastModified) .toLocaleString()
file_size.textContent = file.size + ' bytes'
reader.readAsText(file, 'windows-1251')
}