[GTALUG] Help need in bash

[William Park]

    convert file.{png,jpg}is same as    convert file.png file.jpgAnd,     convert *.{png,jpg}is same as    convert *.png *.jpg
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  On Fri, Jun 1, 2018 at 12:32 PM, Stewart C. Russell via talk<talk at gtalug.org> wrote:   On 2018-05-31 03:00 PM, Stewart Russell wrote:
> 
>   convert file.{png,jpg}
> 
> and bash will do the magic. What I don't know is if that will accept a
> glob. 

narrator voice: it didn't accept a glob.

(that is,

    convert *.{png,jpg}

does *something*, but neither what you'd expect nor want)
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