Re: Parsing variables within string variables

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Use double quotes/

On 07/04/06, David Clough <David.Clough@xxxxxxxxxxxx> wrote:
>
> I've been bashing my head against the wall on this, and would be glad of
> help to stop.
>
> I have a variable containing a string that contains the names of
> variables, and want to output the variable with the variables it
> contains evaluated. E.g.
>
>    $foo contains 'cat'
>    $bar contains 'Hello $foo'
>
> and I want to output $bar as
>
>    Hello cat
>
> The problem is that if I use
>
>    echo $bar
>
> I just get
>
>    Hello $foo
>
> Note that $bar is loaded from a database query, so I can't control its
> contents: I just have to parse it.
>
> Any help appreciated.
>
> David.
>
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