嵌套代码是什么意思
foreach (@items)
{
if (-l $_) ## this is what I don't understand: the meaning of -l
{
...
}
}
谢谢你的帮助。
嵌套代码是什么意思
foreach (@items)
{
if (-l $_) ## this is what I don't understand: the meaning of -l
{
...
}
}
谢谢你的帮助。