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Diffstat (limited to 'contrib/perl5/lib/UNIVERSAL.pm')
| -rw-r--r-- | contrib/perl5/lib/UNIVERSAL.pm | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/contrib/perl5/lib/UNIVERSAL.pm b/contrib/perl5/lib/UNIVERSAL.pm index dc02423029ed..f2f1fe9e7ade 100644 --- a/contrib/perl5/lib/UNIVERSAL.pm +++ b/contrib/perl5/lib/UNIVERSAL.pm @@ -62,19 +62,23 @@ The C<isa> and C<can> methods can also be called as subroutines =item UNIVERSAL::isa ( VAL, TYPE ) -C<isa> returns I<true> if the first argument is a reference and either -of the following statements is true. +C<isa> returns I<true> if one of the following statements is true. =over 8 -=item +=item * -C<VAL> is a blessed reference and is blessed into package C<TYPE> -or inherits from package C<TYPE> +C<VAL> is a reference blessed into either package C<TYPE> or a package +which inherits from package C<TYPE>. -=item +=item * -C<VAL> is a reference to a C<TYPE> of perl variable (er 'HASH') +C<VAL> is a reference to a C<TYPE> of Perl variable (e.g. 'HASH'). + +=item * + +C<VAL> is the name of a package that inherits from (or is itself) +package C<TYPE>. =back |