The preprocessor supports conditional compilation of parts of a source file. This behavior is controlled by #if, #else, #elif, #ifdef

C source code may be written in any non-ASCII 7-bit character set that includes the

Each expression in C (an operator with its arguments, a function call

Logical operators apply standard boolean algebra operations to their operands. Operator

Provides a way to choose one of several expressions at compile time, based on a type of a controlling expression. Syntax

Conditionally executes code. Used where code needs to be executed only if some condition is true. Syntax

Specifies that the function does not return to its point of invocation. Syntax