Learn how to use Aspose.Cells for JavaScript via C++ to retrieve the equation text of a trendline in a chart created in Microsoft Excel. Our guIde will demonstrate how to access and extract the equation of a trendline for further analysis or display....</ h1 > < input type = "file" id = "fileInput" accept = ".xls...button id = "runExample" > Run Example </ button > < a id = "downloadLink"...