perl中heredoc使用说明
时间:2021-01-14 11:16:31|栏目:perl|点击: 次
格式
print <<EOF
you text go here
EOF
复制代码 代码如下:
sub usage{
print <<EOF;
Usage: test.pl -c config, -f file -l lines
-c config file
-f file name
-l number of lines
EOF
}
NOTE: the last EOF must start at the beginning of the line!!!
you can use other words instead of EOF