vba代码问题

Question

xlsws.cells(y,4).Interior.color=255，前面的xlsws是工作表对像，操作完之后，为什么单元格颜色没有变化？

Answer 1

/// <summary>
/// 导出速度最快
/// </summary>
/// <param name="list"><列名，数据></param>
/// <param name="filepath"></param>
/// <returns></returns>
public bool NewExport(List<DictionaryEntry> list, string filepath)
{
bool bSuccess = true;
Microsoft.Office.Interop.Excel.Application appexcel = new Microsoft.Office.Interop.Excel.Application();
System.Reflection.Missing miss = System.Reflection.Missing.Value;
appexcel = new Microsoft.Office.Interop.Excel.Application();
Microsoft.Office.Interop.Excel.Workbook workbookdata = null;
Microsoft.Office.Interop.Excel.Worksheet worksheetdata = null;
Microsoft.Office.Interop.Excel.Range rangedata;

workbookdata = appexcel.Workbooks.Add();

//设置对象不可见
appexcel.Visible = false;
appexcel.DisplayAlerts = false;
try
{

Answer 2

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