Apurva Shukla wrote, on Tue 6/14/2005 09:28
: XYZ can be an 'Array of hashes' or a 'Single Hash'
:
: Now if I want to traverse all that is contained in XYZ I first read the array length
:
: Now if I want to traverse all that is contained in XYZ I first read the array length
: and then traverse it one by one.
:
: How can I get a length of an array and in case its not an array I can know its length
:
: How can I get a length of an array and in case its not an array I can know its length
: is zero.
perldoc -f ref
Look for "HASH" or "ARRAY" in the return value of ref.
Joe
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