SubDocument.FindAll(Regex, DocumentRange) Method

Finds all occurrences of a character pattern specified by the regular expression.

Namespace: DevExpress.XtraRichEdit.API.Native

Assembly: DevExpress.RichEdit.v23.2.Core.dll

NuGet Packages: DevExpress.RichEdit.Core, DevExpress.Win.Navigation

Declaration

C#

DocumentRange[] FindAll(
    Regex regex,
    DocumentRange range
)

VB.NET

Function FindAll(
    regex As Regex,
    range As DocumentRange
) As DocumentRange()

Parameters

Name	Type	Description
regex	Regex	A Regex object representing a regular expression to search.
range	DocumentRange	A DocumentRange instance representing a document range to search.

Returns

Type	Description
DocumentRange[]	An array of DocumentRange objects representing ranges in the document matching the specified pattern.

Remarks

The default maximum length of a string that can be obtained in a regular expression search is 128 characters. Use the DocumentSearchOptions.RegExResultMaxGuaranteedLength property to change the maximum string length.

This code snippet finds all numbers enclosed in square brackets within the first paragraph.

C#

using DevExpress.XtraRichEdit.API.Native;
using System.Text.RegularExpressions;
// ...
Regex expr = new Regex("\\[[0-9]+\\]");
Paragraph firstParagraph = wordProcessor.Document.Paragraphs[0];
DocumentRange[] found = wordProcessor.Document.FindAll(expr, firstParagraph.Range);

VB.NET

Imports DevExpress.XtraRichEdit.API.Native
Imports System.Text.RegularExpressions
' ...
Dim expr As Regex = New Regex("\[[0-9]+\]")
Dim firstParagraph As Paragraph = wordProcessor.Document.Paragraphs(0)
Dim found As DocumentRange() = wordProcessor.Document.FindAll(expr, firstParagraph.Range)