May 23, 2021 DOS Command learning manual
In fact, there are several separators in the middle of the for /l %i in (1,1,99) do @echo%i parenthesis
The form is as follows:
for /l %i in (1,1,99) do @echo %i
for /l %i in (1 1 99) do @echo %i
for /l %i in (1; 1 ; 99) do @echo %i
for /l %i in (1=1=99) do @echo %i
for /l %i in (1-lt;tab;1<tab>99) do @echo %i-lt;tab>---- tab key
9527 was published in the China DOS Alliance on December 22, 2006