3 substr outside of string
4 $a = "ab" ; $b = substr($a, 4,5) ;
6 Attempt to use reference as lvalue in substr
7 $a = "ab" ; $b = \$a ; substr($b, 1,1) = $b
9 uninitialized in pp_rv2gv()
12 uninitialized in pp_rv2sv()
13 my $a = undef ; my $b = $$a
15 Odd number of elements in hash list
18 Explicit blessing to '' (assuming package main)
21 Constant subroutine %s undefined <<<TODO
22 Constant subroutine (anonymous) undefined <<<TODO
26 use warnings 'substr' ;
28 $b = substr($a, 4,5) ;
29 no warnings 'substr' ;
31 $b = substr($a, 4,5) ;
33 substr outside of string at - line 4.
36 use warnings 'substr' ;
39 substr($b, 1,1) = "ab" ;
40 no warnings 'substr' ;
41 substr($b, 1,1) = "ab" ;
43 Attempt to use reference as lvalue in substr at - line 5.
46 use warnings 'uninitialized' ;
57 Odd number of elements in hash assignment at - line 3.
65 Explicit blessing to '' (assuming package main) at - line 3.