With Aspose.Cells, it is simple to create, open, and manage Excel, CSV, TSV, ODS, HTML, Numbers, JSON, XML, PDF, JPG, TIFF, Image, MHT, and XPS files using JavaScript via C++....putValue ( 1000 ); // Setting date and time const cell = cells..."A3" ); cell . putValue ( new Date ()); const style = cell . style...