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Send an unknown method call: Difference between revisions
added smalltalk
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e.public_send :privacy # raises NoMethodError
e.send :privacy # => "secret"</lang>
=={{header|Smalltalk}}==
<lang smalltalk>Object subclass: #Example.
Example extend [
foo: x [
^ 42 + x ] ].
name := 'foo:' asSymbol.
Example new perform: name with: 5. " returns 47 "</lang>
The <code>perform:with:with:</code> family of methods exist for methods with 0 - 2 (3 in GNU Smalltalk) arguments. For methods with more arguments, use <code>perform:withArguments:</code>, which takes an array of arguments.
=={{header|Tcl}}==
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