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5
Task/Null-object/Ring/null-object.ring
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5
Task/Null-object/Ring/null-object.ring
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@ -0,0 +1,5 @@
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see isnull(5) + nl + # print 0
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isnull("hello") + nl + # print 0
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isnull([1,3,5]) + nl + # print 0
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isnull("") + nl + # print 1
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isnull("NULL") # print 1
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