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In [[computer programming]], a '''variable''' is an [[identifier]] (usually a letter, word, or phrase) that is used to identify a value stored in the system's memory. A variable's value can generally be accessed or changed at any time. In contrast [[Constant (programming)|constants]] generally keep the same value they were assigned upon their creation. | In [[computer programming]], a '''variable''' is an [[identifier]] (usually a letter, word, or phrase) that is used to identify a value stored in the system's memory. A variable's value can generally be accessed or changed at any time. In contrast [[Constant (programming)|constants]] generally keep the same value they were assigned upon their creation. | ||
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Revision as of 02:09, 30 November 2015
In computer programming, a variable is an identifier (usually a letter, word, or phrase) that is used to identify a value stored in the system's memory. A variable's value can generally be accessed or changed at any time. In contrast constants generally keep the same value they were assigned upon their creation.
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