JavaScript - types and variables

Types and variables are closely related because variables are the most important elements of our program in which we store data, partial results of our calculations. Types tell us what data can be stored in variables.

Type conversions

Variables

Type conversions

Using a type conversion we can change the type of existing types. Thanks to this we can overwrite automatic conversion.
  • Explicit - By using an explicit conversion, you can specify exactly what type you want to work with. Thanks to this we can overwrite automatic conversion.
    To boolean: Boolean

    Variables

    Variable is used for storing the data. can be declared in different locations and can be used in different locations. it can be distinguished according to the lifetime: they are global or local static variables. it is possible use in the structure or function.
    • Variable use Using variables, you can access the data stored in a variable, can be used to store or ret...

    Examples - JavaScript

    JavaScript

    Other pieces of example codes:
    z = (x % y) %5
    b3= Boolean( 0)
    Types and variables in another programming language:
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