it is a reference, if you modify its properties/childcontrols, the calling object will be changed too, make a copy of the original table:void Change1(DataTable dt)
{
DataTable mydt = dt.Copy();
mydt.Rows[0]["name"]="Change1";
}
{
DataTable mydt = dt.Copy();
mydt.Rows[0]["name"]="Change1";
}
解决方案 »
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