A variable is a name to which a value can be assigned. In LUX, whenever you assign a value to a variable, the variable takes on the data class and type of the value you assigned to it (with the exception of pointer variables (see Pointers). So, the set of assignments
first makes variable
x be a
float, and then a
Names of variables must start with a letter or one of the characters $ ! #. Following characters in the names of variables must be letters, digits, or the character _. Variables are either local or global.
Reserved keywords cannot be used as names of variables.
|• Local Variables:||Variables that are local to a routine|
|• Global Variables:||Variables that are accessible everywhere|
|• Reserved Keywords:||Words that you cannot use as variable names|