using System;
using System.Text.RegularExpressions;
public class Example
{
public static void Main()
{
string pattern = @"^(\s*)object\s(\w*):\sTcxRadioGroup.*?\n\1end";
string input = @"object Form1: TForm1
Left = 0
Top = 0
Caption = 'Form1'
ClientHeight = 494
ClientWidth = 635
Color = clBtnFace
Font.Charset = DEFAULT_CHARSET
Font.Color = clWindowText
Font.Height = -11
Font.Name = 'Tahoma'
Font.Style = []
OldCreateOrder = False
PixelsPerInch = 96
TextHeight = 13
object cxRadioGroup1: TcxRadioGroup
Left = 0
Top = 0
Align = alTop
Caption = 'cxRadioGroup1'
Properties.Items = <>
TabOrder = 0
ExplicitLeft = 24
ExplicitTop = 16
ExplicitWidth = 185
Height = 105
Width = 635
end
object cxRadioGroup2: TcxRadioGroup
Left = 0
Top = 389
Align = alBottom
Properties.Items = <>
TabOrder = 1
ExplicitTop = 293
Height = 105
Width = 635
end
object Panel1: TPanel
Left = 200
Top = 111
Width = 257
Height = 265
Caption = 'Panel1'
TabOrder = 2
object cxRadioGroup3: TcxRadioGroup
Left = 8
Top = 16
Caption = 'cxRadioGroup3'
Properties.Items = <>
TabOrder = 0
Height = 105
Width = 185
end
object cxRadioGroup4: TcxRadioGroup
Left = 8
Top = 144
Properties.Items = <
item
Caption = 'item 1'
end
item
Caption = 'item 2'
end>
TabOrder = 1
Height = 105
Width = 185
end
end
end";
RegexOptions options = RegexOptions.Multiline | RegexOptions.Singleline;
foreach (Match m in Regex.Matches(input, pattern, options))
{
Console.WriteLine("'{0}' found at index {1}.", m.Value, m.Index);
}
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for C#, please visit: https://msdn.microsoft.com/en-us/library/system.text.regularexpressions.regex(v=vs.110).aspx