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For example, a variable can be used in the program that controls an automatic car park barrier. It can keep track of the number of cars going in and out and decide whether to let more cars in.
Using Macro Variables. After a macro variable is created, you typically use the variable by referencing it with an ampersand preceding its name (&variable-name), which is called a macro variable ...
Pascal case -- or PascalCase -- is a programming naming convention where the first letter of each compound word in a variable is capitalized. The use of descriptive variable names is a software ...