"I know what the value is, and the value is: that it is known that it has no value at all" is actually a pretty good explanation of our friend undef!

... and that's why DBI maps SQL's NULL to undef and vice versa.

Alexander

--
Today I will gladly share my knowledge and experience, for there are no sweeter words than "I told you so". ;-)

In reply to Re^3: Assigning Null to a variable by afoken
in thread Assigning Null to a variable by Ombongi.Moraa

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