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Add a variable to a class instance at runtime: Difference between revisions
Add a variable to a class instance at runtime (view source)
Revision as of 18:55, 5 June 2009
, 15 years agoSlate implementation
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(Slate implementation) |
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Line 194:
e.instance_eval("class << self; attr_accessor :foo; end")
puts e.foo</lang>
=={{header|Slate}}==
Slate objects are prototypes:
<lang slate>
define: #Empty -> Cloneable clone.
define: #e -> Empty clone.
e addSlotNamed: #foo valued: 1.
</lang>
=={{header|Smalltalk}}==
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