Re: Test not working so well

[Kevin Pye]

On Mon, 11 Dec 2023, at 07:31, ToddAndMargo via perl6-users wrote:

> [0] > my Str $x="abc3defg"; if $x.match( / ^ <[0..9]> ** 8 $ / ) { print 
> "True\n"; } else { print "False\n" };
> False
>
> "3" is in the string.  Why False?

Because you asked for a match with a string consisting entirely of exactly 8 
digits.

> my Str $x="abc3defg"; if $x.match( / ^ <[a..h]> ** 8 $ / ) { print 
> "True\n"; } else { print "False\n" };
> False
>
> a and b and c and d and e and f and g are also in the string.
> Why the false?

Because the string doesn't exist of exactly eight letters in the range a..h. 
I.e. there's a 3 in there which isn't a letter in the range a..h.