# encoding: EUCTW
# This file is encoded in EUC-TW.
die "This file is not encoded in EUC-TW.\n" if q{¤¢} ne "\xa4\xa2";

use Char;
print "1..2\n";

my $__FILE__ = __FILE__;

my $input = '  My name is Yamada Taro';

my $space = ' ';
my $a = join '_', split $space, $input;
if ($a eq 'My_name_is_Yamada_Taro') {
    print qq{ok - 1 $^X $__FILE__\n};
}
else {
    print qq{not ok - 1 $^X $__FILE__\n};
}

my $b = join '_', split ' ', $input;
if ($b eq 'My_name_is_Yamada_Taro') {
    print qq{ok - 2 $^X $__FILE__\n};
}
else {
    print qq{not ok - 2 $^X $__FILE__\n};
}

__END__
http://d.hatena.ne.jp/syohex/20130613/1371103504

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  a = __My_name_is_Yamada_Taro
  b = My_name_is_Yamada_Taro

Perl 5.18.0¤Ç¤Î·ë²Ì
  a = My_name_is_Yamada_Taro
  b = My_name_is_Yamada_Taro

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