Writes the C string pointed by format to the standard output (stdout). If format includes format specifiers (subsequences beginning with %), the additional arguments following format are formatted and …

As with all bounds-checked functions, printf_s, fprintf_s, sprintf_s, and snprintf_s are only guaranteed to be available if __STDC_LIB_EXT1__ is defined by the implementation and if the user defines …

Oct 18, 2025 · In C language, printf () function is used to print formatted output to the standard output stdout (which is generally the console screen).

printf is a C standard library function and is also a Linux terminal (shell) command that formats text and writes it to standard output. The function accepts a format C-string argument and a variable number …

Oct 3, 2025 · Describes the format specifier syntax for the Microsoft C runtime `printf` and `wprintf` functions

The printf() function is defined in the <stdio.h> header file. Note: More accurately, it writes to the location specified by stdout which is usually the console but it may be configured to point to a file or other …

Jan 31, 2026 · Summary: This page is a printf formatting cheat sheet or reference page. I originally created this printf cheat sheet for my own programming purposes, and then thought it might be …

the functions printf (), fprintf (), dprintf (), respectively, except that they are called with a va_list instead of a variable number of arguments. These functions do not call the va_end macro. Because they invoke …

The C library printf () function is a fundamental tool for outputting formatted text to the standard output stream. It allows for versatile printing of variables, strings, and other data types.

Learn how to use printf in C, including format specifiers, width, precision, escape sequences, pointers, common mistakes, and safer snprintf usage.