Help for this page
2;0 juerd@ouranos:~$ cat test.pl #!/usr/bin/perl -w ... ${ resolve('this one does not exist') } += 2; 2;0 juerd@ouranos:~$ perl test.pl Use of uninitialized value in addition (+) at test.pl line 13.
2;0 juerd@ouranos:~$ perl -e'undef christmas' Segmentation fault 2;139 juerd@ouranos:~$