index.js
function midi (note) {
  if ((typeof note === 'number' || typeof note === 'string') &&
    note > 0 && note < 128) return +note
  var p = Array.isArray(note) ? note : parse(note)
  if (!p || p.length < 2) return null
  return p[0] * 7 + p[1] * 12 + 12
}
function midi (note) {
  if ((typeof note === 'number' || typeof note === 'string') &&
    note > 0 && note < 128) return +note
  var p = Array.isArray(note) ? note : parse(note)
  if (!p || p.length < 2) return null
  return p[0] * 7 + p[1] * 12 + 12
}
function midi ( note ) { if ( ( typeof note === 'number' || typeof note === 'string' ) && note > 0 && note < 128 ) return + note var p = Array . isArray ( note ) ? note : parse ( note ) if ( ! p || p . length < 2 ) return null return p [ 0 ] * 7 + p [ 1 ] * 12 + 12 }
Get the midi number of a note

If the argument passed to this function is a valid midi number, it returns it

The note can be an string in scientific notation or
[array pitch notation](https://github.com/danigb/music.array.notation)

@name midi
@function
@param {String|Array} note - the note in string or array notation
@return {Integer} the midi number

@example
midi('A4') // => 69
midi('a3') // => 57
midi([0, 2]) // => 36 (C2 in array notation)
midi(60) // => 50
Get the midi number of a note