{xxx,yyy,zzz...}
cat {file1,file2,file3} > combined_file
cp file.{txt,backup}
# equal to cp file.txt file.backup
Redirection
File=/etc/fstab
{
read line1
read line2
}<$File
{
echo hello
echo ...
}>"$1.test"
{xxx,yyy,zzz...}
cat {file1,file2,file3} > combined_file
cp file.{txt,backup}
# equal to cp file.txt file.backup
File=/etc/fstab
{
read line1
read line2
}<$File
{
echo hello
echo ...
}>"$1.test"
use LWP::UserAgent;use Net::Ping;use Socket;use Net::SMTP...
#!/usr/bin/perl use strict; use warnings; use FileHandle;...
How to get it Use Composer Use git How to use it Multisel...
#!/usr/bin/perl use strict; use warnings; use BioX::Se...
history old version use now use subprocess32 install use
use Yansongda\Pay\Pay; use Yansongda\Pay\Log; use Endroid...
No bind Use bind No bind Use bind
make use of sth意为“利用某物”，make use of sth的被动形式是use be made ...
: nop command $? the previous command return value Dead...
{xxx,yyy,zzz...} Redirection
本文标题：Use of {}
本文链接：https://www.haomeiwen.com/subject/tmpgixtx.html
网友评论