In C language, functions are also a type of “object”, which have addresses in memory. Therefore, it is possible to define pointers to functions, which can be used for dynamic calls, callback handling, building function tables, etc. Mastering function pointers is key to understanding the “low-level abstraction” and “modular programming” in C language. 1. Basic … Read more
1. The typedef Keyword In C language, the typedef keyword is used to define a new name (alias) for an existing data type. It does not create a new data type but provides a more readable and concise identifier for existing types, thereby improving code readability and maintainability. The basic syntax of typedef is very … Read more
When programming with a programming language, various variables are needed to store different types of information. A variable retains the memory location of the value it stores. This means that when a variable is created, some space is reserved in memory.Various data types (such as character, wide character, integer, floating-point, double floating-point, boolean, etc.) may … Read more
In C, the boolean type is a data type that contains two values, namely 0 and 1. Essentially, the value of the bool type represents two behaviors, namely true or false. Here, '0' represents the false value, while '1' represents the true value. In C, '0' is stored as 0, while other integers are stored … Read more