cat <<EOT >> greetings.txt
line 1
line 2
EOT
方法二:
echo "line 1
line 2" >> greetings.txt
参考:
shell – How to append multiple lines to a file – Unix & Linux Stack Exchange
cat <<EOT >> greetings.txt
line 1
line 2
EOT
方法二:
echo "line 1
line 2" >> greetings.txt
参考:
shell – How to append multiple lines to a file – Unix & Linux Stack Exchange