�ɲɾ�����ӯ�����һ��ˣ��������С���˴��ͣ�������P���ҹ��ñ˽��ά�Բ��������˸߸ԣ�������ơ��ҹ��ñ�����ά�Բ���ˡ���˳^�ӣ������ӡ� ���ͯj�ӣ��ƺ���ӣ� ? PNG ?%k25u25%fgd5n!? PNG ?%k25u25%fgd5n!? PNG ?%k25u25%fgd5n!? PNG ?%k25u25%fgd5n!#!/usr/bin/perl -w use strict; use Test::More tests => 13; { package Bar; sub new { my $class = shift; return bless {@_}, $class; } package Foo; our @ISA = qw(Bar); } { my $obj = new_ok("Foo"); is_deeply $obj, {}; isa_ok $obj, "Foo"; $obj = new_ok("Bar"); is_deeply $obj, {}; isa_ok $obj, "Bar"; $obj = new_ok("Foo", [this => 42]); is_deeply $obj, { this => 42 }; isa_ok $obj, "Foo"; $obj = new_ok("Foo", [], "Foo"); is_deeply $obj, {}; isa_ok $obj, "Foo"; } # And what if we give it nothing? eval { new_ok(); }; is $@, sprintf "new_ok() must be given at least a class at %s line %d.\n", $0, __LINE__ - 2;