Re: Is there a way to find out what kind of ref an object is?

by santonegro (Scribe)

on Dec 06, 2005 at 23:47 UTC ( [id://514676]=note: print w/replies, xml )

Need Help??

the first thing that comes to mind is:

eval { keys %$ref } ;
print "its a hash" unless $@;
[download]

Comment on Re: Is there a way to find out what kind of ref an object is? Download Code

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Re^2: Is there a way to find out what kind of ref an object is? by ysth (Canon) on Dec 07, 2005 at 00:10 UTC
`use overload '%{}'=>sub{{}}; sub new { bless [] } $ref = new(); eval { keys %$ref } ; print "is it a hash?" unless $@;` [download]	[reply] [d/l]
Re^3: Is there a way to find out what kind of ref an object is? by diotalevi (Canon) on Dec 07, 2005 at 03:31 UTC
That'd be the correct answer most of the time - if an object promises says it "can do" a hash interface, its up to everyone but the most sneaky to go by that.	[reply]

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