ControlCharLineFeed Field

public static readonly string LineFeed

Public Shared ReadOnly LineFeed As String

public:
static initonly String^ LineFeed

static val LineFeed: string

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

// Add a regular space
builder.Write("Before space." + ControlChar.SpaceChar + "After space.");

// Add a NBSP, or non-breaking space
// Unlike the regular space, this space can't have an automatic line break at its position 
builder.Write("Before space." + ControlChar.NonBreakingSpace + "After space.");

// Add a tab character
builder.Write("Before tab." + ControlChar.Tab + "After tab.");

// Add a line break
builder.Write("Before line break." + ControlChar.LineBreak + "After line break.");

// This adds a new line and starts a new paragraph
// Same value as ControlChar.Lf
Assert.AreEqual(1, doc.FirstSection.Body.GetChildNodes(NodeType.Paragraph, true).Count);
builder.Write("Before line feed." + ControlChar.LineFeed + "After line feed.");
Assert.AreEqual(2, doc.FirstSection.Body.GetChildNodes(NodeType.Paragraph, true).Count);

// The line feed character has two versions
Assert.AreEqual(ControlChar.LineFeed, ControlChar.Lf);

// Add a paragraph break, also adding a new paragraph
builder.Write("Before paragraph break." + ControlChar.ParagraphBreak + "After paragraph break.");
Assert.AreEqual(3, doc.FirstSection.Body.GetChildNodes(NodeType.Paragraph, true).Count);

// Add a section break. Note that this does not make a new section or paragraph
Assert.AreEqual(1, doc.Sections.Count);
builder.Write("Before section break." + ControlChar.SectionBreak + "After section break.");
Assert.AreEqual(1, doc.Sections.Count);

// A page break is the same value as a section break
builder.Write("Before page break." + ControlChar.PageBreak + "After page break.");

// We can add a new section like this
doc.AppendChild(new Section(doc));
builder.MoveToSection(1);

// If you have a section with more than one column, you can use a column break to make following text start on a new column
builder.CurrentSection.PageSetup.TextColumns.SetCount(2);
builder.Write("Text at end of column 1." + ControlChar.ColumnBreak + "Text at beginning of column 2.");

// Save document to see the characters we added
doc.Save(ArtifactsDir + "ControlChar.InsertControlChars.docx");

// There are char and string counterparts for most characters
Assert.AreEqual(Convert.ToChar(ControlChar.Cell), ControlChar.CellChar);
Assert.AreEqual(Convert.ToChar(ControlChar.NonBreakingSpace), ControlChar.NonBreakingSpaceChar);
Assert.AreEqual(Convert.ToChar(ControlChar.Tab), ControlChar.TabChar);
Assert.AreEqual(Convert.ToChar(ControlChar.LineBreak), ControlChar.LineBreakChar);
Assert.AreEqual(Convert.ToChar(ControlChar.LineFeed), ControlChar.LineFeedChar);
Assert.AreEqual(Convert.ToChar(ControlChar.ParagraphBreak), ControlChar.ParagraphBreakChar);
Assert.AreEqual(Convert.ToChar(ControlChar.SectionBreak), ControlChar.SectionBreakChar);
Assert.AreEqual(Convert.ToChar(ControlChar.PageBreak), ControlChar.SectionBreakChar);
Assert.AreEqual(Convert.ToChar(ControlChar.ColumnBreak), ControlChar.ColumnBreakChar);