RegexRedaction Class
Represents a text redaction that searches and replaces text in the document by matching provided regular expression.
Inheritance Hierarchy

Namespace: GroupDocs.Redaction.Redactions
Assembly: GroupDocs.Redaction (in GroupDocs.Redaction.dll) Version: 20.7
Syntax
public class RegexRedaction : TextRedaction

The RegexRedaction type exposes the following members.

Constructors
  NameDescription
Public methodRegexRedaction(String, ReplacementOptions)
Initializes a new instance of RegexRedaction class.
Public methodRegexRedaction(Regex, ReplacementOptions)
Initializes a new instance of RegexRedaction class.
Properties
  NameDescription
Public propertyActionOptions
Gets the ReplacementOptions instance, specifying type of text replacement.
(Inherited from TextRedaction.)
Public propertyDescription
Returns a string, describing the redaction and its parameters.
(Overrides RedactionDescription.)
Public propertyRegularExpression
Gets the regular expression to match.
Methods
  NameDescription
Public methodApplyTo
Applies the redaction to a given format instance.
(Overrides RedactionApplyTo(DocumentFormatInstance).)
Public methodEquals (Inherited from Object.)
Protected methodFinalize (Inherited from Object.)
Public methodGetHashCode (Inherited from Object.)
Public methodGetType (Inherited from Object.)
Protected methodMemberwiseClone (Inherited from Object.)
Public methodToString (Inherited from Object.)
Remarks
Learn more
Examples

The following example demonstrates replacing text using the regular expression.

C#
using (Redactor redactor = new Redactor(@"C:\sample.pdf"))
{
  // replace with text
  redactor.Apply(new RegexRedaction("\\d{2}\\s*\\d{2}[^\\d]*\\d{6}", new ReplacementOptions("[removed]")));
  // replace with blue solid rectangle
  redactor.Apply(new RegexRedaction(@"^\d+[,\.]{1}\d+$", new ReplacementOptions(System.Drawing.Color.Blue)));
  redactor.Save();
}
See Also