note
particle
<p>see [id://51024] for a good discussion on [ref].</p>
<p>i use the following, pinched and modified from a node in that thread.</p>
<code>
if( ! ref($r) )
{
## no ref here
}
elsif( ! eval { $r->can('isa') } )
{
## i'm an unblessed ref
}
else
{
## i'm a blessed ref
}
</code>
<P>~Particle *<em>accelerates</em>*
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