# Welcome to the Highcharts Gantt JS (gantt) Options Reference

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

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# exporting.csv.itemDelimiter

The item delimiter in the exported data. Use `;` for direct exporting to Excel. Defaults to a best guess based on the browser locale. If the locale decimal point is `,`, the `itemDelimiter` defaults to `;`, otherwise the `itemDelimiter` defaults to `,`.