string - how to pass a complex chain as an argument to a batch 'index1','index2','index3' -

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i want pass string 'index1','index2','index3' batch 

test2.cmd 1 'index1','index2','index3' 3

and if test2.cmd 

echo %1 echo %2 echo %3

i'd see 

echo 1 echo 'index1','index2','index3' echo 3

but not work... cause see

echo 1 echo'index1' echo 'index2'

how can fix please?

just enclose string in double quotes:

test2.cmd 1 "'index1','index2','index3'" 3

edit answer comment:

also change test2.cmd 

echo %1 echo %~2 echo %3

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