fig09_09.pl

来自「PERL语言资料 可以用于PERL程序设计」· PL 代码 · 共 46 行

#!usr/bin/perl
# Fig. 9.6: split.pl
# Demonstrates the split function

use warnings;
use strict;

my $string = "I will be divided up.";
my @words = split( / /, $string );
print "$_\n" foreach ( @words );

# Divide it into a specific number of fields.
@words = split(/ /, $string, 3);
print "\n";
print "$_\n" foreach ( @words );

# Divide according to multiple separators.
$string = "\nI-will:be\@divided-up,*too.";
@words = split( /[-:@*]/, $string );
print "$_\n" foreach ( @words );

# Keeping the separators (by having them in parentheses).
$string = join( ',', split( /([-:@*])/, $string ));
print "$string\n\n";

# Defaults to split(' ', $_).
$_ = "Separated by whitespace\n";
print "$_\n" foreach (split);


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