create new file through cmd code example

Example 1: create a file cmd

type NUL > EmptyFile.txt
# also
echo. 2>EmptyFile.txt
copy nul file.txt > nul # also in qid's answer below
REM. > empty.file
fsutil file createnew file.cmd 0 # to create a file on a mapped drive

Example 2: create file and write to it cmd

echo some-text  > filename.txt