using System;
using System.Text .RegularExpressions ;
class program
{
static void Main( string[ ] args)
{
string text = txt( ) ;
string pattern = @"^a" ;
Regex reg = new Regex( pattern) ;
MatchCollection m = reg.Matches ( text) ;
show( reg, m) ;
}
static void show( Regex reg, MatchCollection m)
{
Console.WriteLine ( " # of matches is : {0} " , m.Count ) ;
foreach( Match match in m)
{
Console.WriteLine ( "value : {0}\n " , match.Value ) ;
/*length : {1}\nindex : {2}\nsuccess : {3} ",match.Value,match.Length,match.Index,match.Success );*/
}
}
static int finds( string text, string pattern)
{
return 0 ;
}
static string txt( )
{
string text = "A string is an object of type String whose value is text. Internally, the text is stored as a sequential read-only collection of Char objects. There's no null-terminating character at the end of a C# string; therefore a C# string can contain any number of embedded null characters ('\0 '). The Length property of a string represents the number of Char objects it contains, not the number of Unicode characters. To access the individual Unicode code points in a string, use the StringInfo object." ;
return text;
}
}
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