# Entering and Modifying Chart Data

## Content



Under the ChartDataSeries object, the six ChartDataArray objects hold the arrays of data that the chart is drawn from. The [X](/componentone/api/win/online-chart2d/dotnet-framework-api/C1.Win.C1Chart.4.8/C1.Win.C1Chart.ChartDataSeries.X.html), [Y](/componentone/api/win/online-chart2d/dotnet-framework-api/C1.Win.C1Chart.4.8/C1.Win.C1Chart.ChartDataSeries.Y.html), [Y1](/componentone/api/win/online-chart2d/dotnet-framework-api/C1.Win.C1Chart.4.8/C1.Win.C1Chart.ChartDataSeries.Y1.html), [Y2](/componentone/api/win/online-chart2d/dotnet-framework-api/C1.Win.C1Chart.4.8/C1.Win.C1Chart.ChartDataSeries.Y2.html), and [Y3](/componentone/api/win/online-chart2d/dotnet-framework-api/C1.Win.C1Chart.4.8/C1.Win.C1Chart.ChartDataSeries.Y3.html) data array objects hold and return the data arrays for the X and Y-axes, while the PointData data array object holds and returns PointF and Point objects for the X and Y-axes.

## See Also

[Loading and Extracting Chart Data](/componentone/docs/win/online-chart2d/chartingdata/enteringandmodifying/loadingandextracting)

[Changing Data Elements in the Data Arrays](/componentone/docs/win/online-chart2d/chartingdata/enteringandmodifying/changingdataelements)

[Displaying String Values as Annotations](/componentone/docs/win/online-chart2d/chartingdata/enteringandmodifying/displayingstringvalu)

[Mixing ChartDataArray Inputs](/componentone/docs/win/online-chart2d/chartingdata/enteringandmodifying/mixingchartdataarray)

[Setting the X and Y Data Arrays Using Point Values](/componentone/docs/win/online-chart2d/chartingdata/enteringandmodifying/settingthexandydataa)