Not tested, but it should give you the idea: 

join('',(map { /\d/ ? "args$_" : $_ } split(/(\d+)/,$yourInputGoesHere
+)))

[download]
Maybe someone could suggest how to write the map block in a nicer way? It looks a bit clumsy.

-- 
Ronald Fischer <ynnor@mm.st>

In reply to Re: replace number by args<number> by rovf
in thread replace number by args<number> by himanshu.padmanabhi

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