UnconditionalMergeFieldsAndRegions

public bool UnconditionalMergeFieldsAndRegions { get; set; }

Document doc = new Document();
DocumentBuilder builder = new DocumentBuilder(doc);

// Insert a MERGEFIELD nested inside an IF field.
// Since the IF field statement is false, it will not display the result of the MERGEFIELD.
// The MERGEFIELD will also not receive any data during a mail merge.
FieldIf fieldIf = (FieldIf)builder.InsertField(" IF 1 = 2 ");
builder.MoveTo(fieldIf.Separator);
builder.InsertField(" MERGEFIELD  FullName ");

// If we set the "UnconditionalMergeFieldsAndRegions" flag to "true",
// our mail merge will insert data into non-displayed fields such as our MERGEFIELD as well as all others.
// If we set the "UnconditionalMergeFieldsAndRegions" flag to "false",
// our mail merge will not insert data into MERGEFIELDs hidden by IF fields with false statements.
doc.MailMerge.UnconditionalMergeFieldsAndRegions = countAllMergeFields;

DataTable dataTable = new DataTable();
dataTable.Columns.Add("FullName");
dataTable.Rows.Add("James Bond");

doc.MailMerge.Execute(dataTable);

doc.Save(ArtifactsDir + "MailMerge.UnconditionalMergeFieldsAndRegions.docx");

Assert.AreEqual(
    countAllMergeFields
        ? "\u0013 IF 1 = 2 \"James Bond\"\u0014\u0015"
        : "\u0013 IF 1 = 2 \u0013 MERGEFIELD  FullName \u0014«FullName»\u0015\u0014\u0015",
    doc.GetText().Trim());