Fehler: Vergleich row==System.DBNull DBNull is
a type, which is not valid in the given context
Fehler:
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Severity
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Code
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Description
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Error
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CS0119
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'DBNull'
is a type, which is not valid in the given context
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string sMonth01 =
ProductDate.dtMonth.ToString("yyyy-MM-01");
if
(row[sMonth01] == System.DBNull) {
row[sMonth01] =
ProductDate.dtMonth.ToString("yyyy-MM-dd");
}
else
{
row[sMonth01] = row[sMonth01]
+ ",
" +
ProductDate.dtMonth.ToString("yyyy-MM-dd");
}
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Lösung:
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row[sMonth01] is
System.DBNull
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string sMonth01 =
ProductDate.dtMonth.ToString("yyyy-MM-01");
if (row[sMonth01] is
System.DBNull) {
row[sMonth01] =
ProductDate.dtMonth.ToString("yyyy-MM-dd");
}
else
{
row[sMonth01] = row[sMonth01]
+ ",
" +
ProductDate.dtMonth.ToString("yyyy-MM-dd");
}
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