Formatting question : printing numbers with thousands separators ?

[Fred Pacquier]

Joonas Paalasmaa <joonas at olen.to> said :

>> how do I print 246814345 as 246,814,345 (or 246 814 345) ?
> 
> If that number has fixed number of characters you can use slicing
> 
Unfortunately the numbers are file sizes so no such luck :)
Emile's tip works nicely though.
fp
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