Core JavaScript 1.5 Reference:Global Objects:Object: defineSetter
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[edit] Summary
Binds an object's property to a function to be called when an attempt is made to set that property.
[edit] Syntax
obj.__defineSetter__(sprop, fun)
[edit] Parameters
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sprop - a string containing the name of the property to be bound to the given function
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fun - a function to be called when there is an attempt to set the specified property. This function takes the form
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function (val) { . . . }-
val - an alias for the variable that holds the value attempted to be assigned to
prop
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[edit] Description
The __defineSetter__ method allows a setter to be defined on a pre-existing object.