func (t TabularDataMap) NumRows() int {
	if len(t) == 0 {
		return 0
	}
	return len(t[reflect.ValueOf(t).MapKeys()[0].String()])
}
func (t TabularDataMap) NumRows() int {
	if len(t) == 0 {
		return 0
	}
	return len(t[reflect.ValueOf(t).MapKeys()[0].String()])
}
func ( t TabularDataMap ) NumRows ( ) int { if len ( t ) == 0 { return 0 } return len ( t [ reflect . ValueOf ( t ) . MapKeys ( ) [ 0 ] . String ( ) ] ) }
// NumRows returns the number of rows in a table map
NumRows returns the number of rows in a table map