Camel case (stylized as camelCase; also known as camel caps or more formally as medial capitals) is the practice of writing phrases such that each word or abbreviation in the middle of the phrase begins with a capital letter, with no intervening spaces or punctuation.

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In computer programming CamelCase is often used as a naming convention for naming variables, arrays, and other elements. For example, $MyVariable is an example of a variable that uses CamelCase.