input--------------------
abc123def456ghi
jk78l9m
regexp 1-----------------
search:[\x09\x20-\x2F\x3A-\xFF]+
replace:,
output->-input-----------
,123,456,
,78,9,
regexp 2-----------------
search:(\d)
replace:,$1
output->-input-----------
,,1,2,3,,4,5,6,
,,7,8,,9,
regexp 3-----------------
search:\r\n
replace:
output-------------------
,,1,2,3,,4,5,6,,,7,8,,9,
3回の置換で出来ます。