docs: function sequencer(prefix) {
    var curr = 1
    var max  = 0xFFFFFFFF
  
    if (prefix) {
      prefix = "" + prefix
    }
    else {
      prefix = ""
    }
  
    return getNext
  
    //-----------------------------------
    function getNext() {
      var result = curr
  
      curr++
      if (curr >= max) curr = 0
  
      return prefix + result
    }
  }