📅  最后修改于: 2022-03-11 14:51:13.148000             🧑  作者: Mango
cat << ABC > ./file1.tmp
1.whatever you want
2.whatever you want
3.whatever you want
ABC
#here line 1 2 3 will go to file1.tmp
#in the script line 1 2 3 are comments