📅  最后修改于: 2022-03-11 14:50:41.547000             🧑  作者: Mango
echo hello>test.txt
rem a single '>' will make a new file if one does not exist, and will overwrite
rem a previous file with the same line. to append to the same file, see below
echo hi>>test.txt
test.txt:
::hello
::hi