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how to extract formula from graph. Imports SpireXls Imports SpireXlsCore Namespace Extract_the_equation Class Program Private Shared Sub Mainargs As String Dim workbook As New Workbook. Choose the Category field in the Label Options tab of the resulting dialog then specify Number format or Scientific with as many figures after the decimal point as you will need.
Save a copy eg. If you dont select all 20 cells the function will only calculate values for the selected portion of the array. Once the graph has been generated right click on the line and add trendline.
The processsteps are the same.
Extract data from chart with VBA. In Convert Text to Columns Wizard - step 1 of 3 window click Next. Then select the chart you want to extract data from and press Alt F11 keys simultaneously and a Microsoft Visual Basic for Applications window pops. Once the graph has been generated right click on the line and add trendline.