主题:Perl安装失败?
不知为何,以下代码会出现错误呢?
#!/usr/bin/perl
$val=qx[dir/w];
print $val;
运行:
Use of uninitialized value in print at C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\dzprltmp.pl line 4.
#!/usr/bin/perl
$val=qx[dir/w];
print $val;
运行:
Use of uninitialized value in print at C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\dzprltmp.pl line 4.