Our collection of C tutorials on various subjects split into categories
C
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The sizeof operator in C++ is used to determine the size, in bytes, of a data type or variable. It’s evaluated at compile-time and is extremely useful for memory management, …
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In the C programming language, Booleans are a way to represent truth values, commonly used for conditional statements. C does not have a native bool data type in the original …
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An array of pointers in C is an array where each element is a pointer, rather than a regular data type like int or char. This is especially useful for …
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A pointer to pointer in C, often called a double pointer, is a pointer that holds the address of another pointer. This can be useful for managing dynamic memory allocation, …
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Pointers in C are variables that store the memory addresses of other variables. They are powerful tools that allow you to directly manipulate memory, work with arrays and functions, and …
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In C programming, preprocessor directives are instructions given to the compiler to process certain information before actual compilation begins. These directives allow you to include files, define constants and macros, …
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Pointer arithmetic in C refers to the manipulation of pointers using arithmetic operations. It allows you to navigate through arrays and manipulate memory addresses. Pointer arithmetic operates on data types …
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In C programming, a structure (or struct) is a user-defined data type that allows grouping of different data types together. Structures help organize complex data by grouping variables (called members) …
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The break statement in C is used to exit a loop or switch statement prematurely. When break is encountered within a loop or a switch, the control flow immediately exits …