using System;
using System.Data;
using System.Text.RegularExpressions;
using System.Text;
class Class1{
static void Main(string[] args){
string head = "str";
string test = "strVarName";
Console.WriteLine(test.StartsWith(head));
string tail = "Name";
test = "strVarName";
Console.WriteLine(test.EndsWith(tail));
head = "str";
test = "strVarName";
Console.WriteLine(string.Compare(head, 0, test, 0, head.Length, true));
tail = "Name";
test = "strVarName";
Console.WriteLine(string.Compare(tail, 0, test, (test.Length - tail.Length), tail.Length, true));
}
}