my @array= 1..10; do { print "@array\n" } while defined shift @array;

That does not work if @array may contain undef.

>perl -Mstrict -w -M-warnings=uninitialized -E 'my @a=(1..5,undef,6..1
+0); say "@a" while defined shift @a'
2 3 4 5  6 7 8 9 10
3 4 5  6 7 8 9 10
4 5  6 7 8 9 10
5  6 7 8 9 10
 6 7 8 9 10

>

[download]

Alexander

--
Today I will gladly share my knowledge and experience, for there are no sweeter words than "I told you so". ;-)

In reply to Re^2: whats wrong with this code? by afoken
in thread whats wrong with this code? by purnak

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