Summary of several separator forms in for statement

In fact, for /l %i in (1,1,99) do @echo %i There are many kinds of separators in the middle of brackets
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<tab>1<tab>99) do @echo %i <tab>----tab key