How to add commas to the following number "1234567" as "1,234,567"? using regex substitution and split (if possible)
This is a FAQ. From the command line: 
perldoc -q comma

[download]

which also points you to: How can I output my numbers with commas added?

In reply to Re: Regexp doubts by toolic
in thread Regexp doubts by Anonymous Monk

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