C# - 文字列(正規表現、文章から単語の抽出、単語境界)

初めてのC# 第2版
原著

開発環境

• OS: macOS High Sierra - Apple
• IDE(統合開発環境): Visual Studio for Mac
• プログラミング言語: C#

初めてのC# 第2版 (Jesse Liberty (著)、Brian MacDonald (著)、日向 俊二 (翻訳)、オライリージャパン)の15章(文字列)、15.6(練習問題)、練習15-2.を取り組んでみる。

コード

using System;
using System.Text.RegularExpressions;

namespace sample15_1
{
    class Program
    {
        static void Main(string[] args)
        {
            string sentence =
                "We hold these truths to be self-evident, " +
                   "that all men are created equal, " +
                   "that they are endowed by their Creator with certain unalienable Rights, " +
                   "that among these are Life, Liberty and the pursuit of Happiness.";
            Regex reg = new Regex(@"\b\w+\b");
            foreach (var item in reg.Matches(sentence))
            {
                Console.WriteLine(item);
            }
        }
    }
}

入出力結果(Terminal)

We
hold
these
truths
to
be
self
evident
that
all
men
are
created
equal
that
they
are
endowed
by
their
Creator
with
certain
unalienable
Rights
that
among
these
are
Life
Liberty
and
the
pursuit
of
Happiness

Press any key to continue...