Tim,
Works fine in 4.04pl1 on NT.
I think you should have curly braces round the inner foreach as well?
$fred = array(1,2,3,4,5,6);
foreach ($fred as $fred1)
{ foreach ($fred as $fred2) {
echo "$fred1 : $fred2<br>";
}
};
Chris Fry
Tim Ward wrote:
> according to the online refernce foreach() doesn't change the array pointer.
> However the following code:
>
> $fred = array(1,2,3,4,5,6);
> foreach ($fred as $fred1)
> { foreach ($fred as $fred2)
> echo "$fred1 : $fred2<br>";
> };
>
> returns:
>
> 1 : 1
> 1 : 2
> 1 : 3
> 1 : 4
> 1 : 5
> 1 : 6
>
> and stops there, implying that the second foreach() is interfering with the
> first.
>
> I've got around this in my actual case by creating two arrays and adding to
> the second as well as the first, but this won't always be as convenient. Is
> this a known bug or is the manual wrong?
>
> ... by the way
>
> $fred = array(1,2,3,4,5,6);
> $fred2 = $fred;
> foreach ($fred as $fred1)
> { foreach ($fred2 as $fred2)
> echo "$fred1 : $fred2<br>";
> };
>
> ... doesn't work either which would normally imply that $fred2 is a pointer
> to $fred rather than a copy. Can this be the case?
>
> I am using version 4.0.0
>
> Tim Ward
> Senior Systems Engineer
>
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