# Welcome to the Highcharts Maps JS (highmaps) Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

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# lang.shortMonths

An array containing the months names in abbreviated form. Corresponds to the `%b` format in `Highcharts.dateFormat()`. Defaults to 'undefined', meaning the default short month names are used according to the `lang.locale` or browser settings.