CriteriaOperator.ToString() Method

Converts the current expression into its VB-style string equivalent.

Namespace: DevExpress.Data.Filtering

Assembly: DevExpress.XamarinForms.Core.dll

Declaration

public override string ToString()

Returns

Type	Description
String	The VB-style string representation of this expression.

Related GitHub Examples

The following code snippets (auto-collected from DevExpress Examples) contain references to the ToString() method.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

XDL_how-to-delete-all-criteria-corresponding-to-a-particular-field-from-criteriaoperator-e3396/CS/PatchCriteriaExample/Program.cs#L14

    CriteriaOperator.Parse("ToRemove[C = 'D'] and A = 'B'"), "ToRemove")
    .ToString();
string aggregateSkipCondition = CriteriaPatcherSkipProperties.Patch(

how-to-customize-the-default-find-panel-filtering-algorithm-e2801/CS/WindowsApplication1/Helper/MyFindPanelFilterHelper.cs#L33

{
    if (criteria.ToString() == lastCriteria)
        return lastEvaluator;

the-timespan-data-support-in-the-aspxgridview-e1591/CS/TimeSpanColumn/Default.aspx.cs#L20

    CriteriaOperator filter = new OperandProperty("TimeSpan") == new OperandValue(new TimeSpan(1, 0, 0));
    ASPxGridView1.FilterExpression = filter.ToString();
}

XPO_how-to-create-a-filter-with-an-aggregate-function-for-a-child-collection-e1329/CS/Form1.cs#L308

else
    labelControl1.Text = criteria.ToString();
labelControl2.Text = string.Format("Total row count: {0}", xpCollection1.Count);

XPO_how-to-filter-a-collection-by-an-associated-objects-properties-e886/CS/Form1.cs#L307

else
    labelControl1.Text = criteria.ToString();
labelControl2.Text = string.Format("Total row count: {0}", xpCollection1.Count);

VB.NET

XDL_how-to-delete-all-criteria-corresponding-to-a-particular-field-from-criteriaoperator-e3396/VB/PatchCriteriaExample/Program.vb#L16

Dim expectedResult As String = "[A] = 'B'"
Dim aggregateSkipCollection As String = CriteriaPatcherSkipProperties.Patch(CriteriaOperator.Parse("ToRemove[C = 'D'] and A = 'B'"), "ToRemove").ToString()
Dim aggregateSkipCondition As String = CriteriaPatcherSkipProperties.Patch(CriteriaOperator.Parse("C[ToRemove = 'D'] and A = 'B'"), "ToRemove").ToString()

how-to-customize-the-default-find-panel-filtering-algorithm-e2801/VB/Helper/MyFindPanelFilterHelper.vb#L30

Private Function GetExpressionEvaluator(ByVal criteria As CriteriaOperator) As ExpressionEvaluator
    If criteria.ToString() = lastCriteria Then
        Return lastEvaluator

how-to-export-grouped-grid-with-page-breaks-between-groups-e1597/VB/WebApplication211/Default.aspx.vb#L53

Dim filter As String = ASPxGridView1.FilterExpression
ASPxGridView1.FilterExpression = New GroupOperator(GroupOperatorType.And, CriteriaOperator.Parse(filter), New BinaryOperator(groupField, groupValues(i))).ToString()
ASPxGridView1.ExpandAll()

the-timespan-data-support-in-the-aspxgridview-e1591/VB/TimeSpanColumn/Default.aspx.vb#L22

    Dim filter As CriteriaOperator = New OperandProperty("TimeSpan") = New OperandValue(New TimeSpan(1, 0, 0))
    ASPxGridView1.FilterExpression = filter.ToString()
End If

XPO_how-to-create-a-filter-with-an-aggregate-function-for-a-child-collection-e1329/VB/Form1.vb#L293

Else
    labelControl1.Text = criteria.ToString()
End If