function ($m) {
  var convert
  var key
  for (key in $m) {
    if ($m.hasOwnProperty(key) && $m[key] === true) {
      if (isDefine(convert)) convert += '.' + key
      else convert = key
    }
  }
  return convert
}
function ($m) {
  var convert
  var key
  for (key in $m) {
    if ($m.hasOwnProperty(key) && $m[key] === true) {
      if (isDefine(convert)) convert += '.' + key
      else convert = key
    }
  }
  return convert
}
function ( $m ) { var convert var key for ( key in $m ) { if ( $m . hasOwnProperty ( key ) && $m [ key ] === true ) { if ( isDefine ( convert ) ) convert += '.' + key else convert = key } } return convert }
($m → object{*})
return string
- convert modifiers object as string
( $m → object { * } ) return string - convert modifiers object as string