2013年3月16日土曜日

開発環境

『初めてのPerl 第6版』(Randal L. Schwartz, Tom Phoenix, brian d foy 共著、近藤 嘉雪 訳、オライリー・ジャパン、2012年、ISBN978-4-87311-567-2)の8章(正規表現によるマッチ)、8.10(練習問題)3を解いてみる。

その他参考書籍

3.

コード(BBEdit)

sample.pl

#!/usr/bin/env perl
use strict;
use warnings;
use utf8;
use 5.016;
binmode STDOUT, ':utf8';
binmode STDIN, ':utf8';

while (<>) {
    chomp;
    if (/\b(\w*a)\b/) {
        print "Matched: |$`<$&>$'|\n";
        print "\$1 contains '$1'\n";
    } else {
        print "No match: |$_|\n";
    }
}

入出力結果(Terminal)

$ ./sample.pl test.txt
No match: |A|
Matched: |<a>|
$1 contains 'a'
Matched: |<kamimura>'s blog|
$1 contains 'kamimura'
Matched: |http://<sitekamimura>.blogspot.com|
$1 contains 'sitekamimura'
No match: |KMI|
Matched: |http://www.<mkamimura>.com   |
$1 contains 'mkamimura'
No match: |Fred|
No match: |FRED|
No match: |fred|
No match: |frederick|
No match: |Alfred|
No match: |fred flintstone|
No match: |Mr. Slate     |
No match: |Mississippi|
No match: |Bamm-Bamm    |
Matched: |<wilama>|
$1 contains 'wilama'
No match: |barney|
Matched: |<wilma> and fred|
$1 contains 'wilma'
Matched: |fred and <wilma>|
$1 contains 'wilma'
Matched: |<Wilma> and Fred      |
$1 contains 'Wilma'
Matched: |Fred and <Wilma>|
$1 contains 'Wilma'
Matched: |<wilma>&fred|
$1 contains 'wilma'
Matched: |Mrs. <Wilma> Flintstone   |
$1 contains 'Wilma'
Matched: |I saw <Wilma> yesterday|
$1 contains 'Wilma'
Matched: |I, <Wilma>!|
$1 contains 'Wilma'
No match: |Z|
Matched: |<llama>|
$1 contains 'llama'
$

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