Shift data on TChart lazarus / 55-TAChart ---------------------------------------------------------------------- id_ruben · 2020-06-24 05:40 hi, chart1 with X maximum 7 (0 to 6) displays data from arrays with Y: 0, 2, 1, 4, 2, 3, 1 X: 0, 1, 2, 3, 4, 5, 6 data array become to Y: 0, 2, 1, 4, 2, 3, 1, 4 X: 0, 1, 2, 3, 4, 5, 6, 7 the data from the array displayed on tchar is Y: 2, 1, 4, 2, 3, 1, 4 X: 0, 1, 2, 3, 4, 5, 6 Furthermore,   data array become to Y: 0, 2, 1, 4, 2, 3, 1, 4, 3 X: 0, 1, 2, 3, 4, 5, 6, 7, 8 the data from the array displayed on tchar is Y: 1, 4, 2, 3, 1, 4, 3 X: 0, 1, 2, 3, 4, 5, 6 How to shift data  on the chart? How to display data label on TChart Thank ---------------------------------------------------------------------- wp · 2020-06-24 07:40 I cannot give specific advice because I don't know what you are doing. Please compare with the attached project and see what is different.