Separate Query from Modifier
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''Create two methods, one for the query and for the modification.''" | ''Create two methods, one for the query and for the modification.''" | ||
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[[Command query separation]] | [[Command query separation]] | ||
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Latest revision as of 03:22, 25 November 2010
Straight from Martin Fowler 1999:
"You have a method that returns a value and also changes the state of an object.
Create two methods, one for the query and for the modification."
