Re: Use-cases for string.gsub(str, "().", "%1")

["Soni L." <fakedme@...>]

On 20/08/15 03:54 PM, Fidelis Assis wrote:
> Can also be used for expansion of positional notation
>
> s = '1010'
> print((string.gsub(s, "()(.)", function (p, d) return ' + ' .. d .. 
> '*2^' .. #s-p end))
>
> + 1*2^3 + 0*2^2 + 1*2^1 + 0*2^0
>
> and base conversion.
>
> -- Fidelis
Not the same as using it in the replacement string.

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