Perl Use of uninitialized value in concatenation (.) or string

Perl Use of uninitialized value in concatenation (.) or string perl $@ perl提问 关于 Use of uninitialized value in string eq at line 48,for($i=0;$inima怎么给我归类在外语学习里面了。 perl use uninitialized value,之前运行Ok的,不影响结果但多出来很多这样语句.Use of uninitialized value in split at /ShipWeb.pm line 84.Use of uninitialized value in split at /ShipWeb.pm line 85.Use of uninitialized value in split at 在perl中如下定义是什么意思exec:/vob_site/links/tools_gnu/bin/perl -x $0 ${1+$@} use strict ；use English ；use Log qw（error warn info verbose debug warn_log info_log);use Error；use System;use DBI;USE POSIX qw(strftime);；use File::B make good use of use both sides of make use of 英语Use of English ease-of -use 翻译 请问use of the hail the use of the use of sth... in-stream use of 请问 perl $str /Learning Perl/; print $&;$str /Learning Perl/;print $&; make the use of和MAKE USE OF的区别 the use of coal and making better use of your