.Net 类构造函数可以加返回值吗?如void.
代码如下:
public class ReportColumn
{ public string ColumnDataField { set; get; } public string ColumnHeaderText { set; get; } public string ColumnSortExpression { set; get; } public int ColumnIndex { set; get; }public void ReportColumn(string _ColumnDataField, string _ColumnHeaderText, string _ColumnSortExpression, int _ColumnIndex)
{ this.ColumnDataField = _ColumnDataField; this.ColumnHeaderText = _ColumnHeaderText; this.ColumnSortExpression = _ColumnSortExpression; this.ColumnIndex = _ColumnIndex; } }
有了这个void返回值,类对象在初始化时,就出毛病了,如想输入下面的代码,会报出找不到一个有这样四个参数的方法:
ReportColumn col = new ReportColumn("name", "姓名", "姓名", 1)
去掉它就可以了.
可见,构造函数不能写返回值。
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2011/12/5 其实, 编译时就会过不去, 会提示: 'ReportColumn': member names cannot be the same as their enclosing type