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(tye)Re: has it been blessed?

by tye (Sage)
on Mar 06, 2002 at 16:30 UTC ( [id://149730]=note: print w/replies, xml ) Need Help??

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  1. or download this
        if(  ref($obj)  &&  UNIVERSAL::isa($obj,'Class')  ) {
        $obj->invoke_method();
    }
  2. or download this
        if(  ref($obj)  &&  UNIVERSAL::isa($obj,'UNIVERSAL')  ) {
  3. or download this
        if(  ref($obj)  &&  UNIVERSAL::can($obj,'can')  ) {
# or
    if(  ref($obj)  &&  UNIVERSAL::can($obj,'isa')  ) {
  4. or download this
        use UNIVERSAL qw( isa can );
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