src/helpers.js
function negativeValues(series) {
  let i, j, data;
  for (i = 0; i < series.length; i++) {
    data = series[i].data;
    for (j = 0; j < data.length; j++) {
      if (data[j][1] < 0) {
        return true;
      }
    }
  }
  return false;
}
function negativeValues(series) {
  let i, j, data;
  for (i = 0; i < series.length; i++) {
    data = series[i].data;
    for (j = 0; j < data.length; j++) {
      if (data[j][1] < 0) {
        return true;
      }
    }
  }
  return false;
}
function negativeValues ( series ) { let i , j , data ; for ( i = 0 ; i < series . length ; i ++ ) { data = series [ i ] . data ; for ( j = 0 ; j < data . length ; j ++ ) { if ( data [ j ] [ 1 ] < 0 ) { return true ; } } } return false ; }
end iso8601.js
end iso8601 . js