FDMemTable1.FieldDefs.Add('id', ftInteger);
  FDMemTable1.FieldDefs.Add('name', ftWideString, 10);
  FDMemTable1.CreateDataSet;

  var row: array of TVarRec;
  SetLength(row, FDMemTable1.FieldCount);
  row[0].VType := VTInteger;
  row[0].VInteger:= 18;  //id
  row[1].VType:= vtPWideChar;
  row[1].VPWideChar := pwidechar('中国'); //name
  FDMemTable1.AppendRecord(row);

本文来自博客园，作者：{咏南中间件}，转载请注明原文链接：https://www.cnblogs.com/hnxxcxg/p/22941273