Name
can
Synopsis
$sub= $obj->can(method)
Checks if object $
objhas a method
method. If so, returns a reference to
the subroutine; otherwise, returns undef. Can be called as a static or
object method call, or as a subroutine:
$ref = UNIVERSAL::can(val,method)
Returns a reference to the subroutine if
val is a blessed reference with a
method method, and undef if val
is not blessed or does not have
method.
Get Perl in a Nutshell, 2nd Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
