Mastering Unity Scripting

Variables

Perhaps, the core concept in programming and in C# is the variable. Variables often correspond to the letters used in algebra and stand in for numerical quantities, such as X, Y, and Z and a, b, and c. If you need to keep track of information, such as the player name, score, position, orientation, ammo, health, and a multitude of other types of quantifiable data (expressed by nouns), then a variable will be your friend. A variable represents a single unit of information. This means that multiple variables are needed to hold multiple units, one variable for each. Further, each unit will be of a specific type or kind. For example, the player's name represents a sequence of letters, such as "John", "Tom", and "David". In contrast, the player's ...