MapX4.5新功能培训教程(PPT 38)

增加字段的方法                         Fields.Add method    - 增加字段                                Fields.AddDateField method  - 增加日期类型字段          Fields.AddFloatField method - 增加浮点类型的字段           Fields.AddIntegerField method - 增加浮点类型的字段             Fields.AddLogicalField method - 增加整数类型的字段         Fields.AddNumericField method - 增加数字类型的字段  Fields.AddSmallIntField method - 增加短整数类型的字段                                                                           Fields.AddStringField method - 增加字符类型的字段
删除字段                                         Fields.Remove method - 删除一个字段                             Fields.RemoveAll method  - 删除所有字段                                                            
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