读 《C程序员精通Perl》http://book.douban.com/subject/1232075/ 2.3节 笔记
#!/usr/bin/perl
use strict;
use warnings;
print "please input your name: ";
my $name = <STDIN>;
chomp($name);
print "name = $name\n";
运行结果:
[root@localhost perl_practice]# ./name.pl
please input your name: calf_man
name = calf_man
[root@localhost perl_practice]#
chomp($name); --- 去掉字符串的回车换行。因为从标准输入中读取数据时,会把换行符也读入。每次从标准输入读取数据后紧跟chomp函数是好习惯