Oct 13, 2025 · In C, scanf () is a standard input function used to read formatted data from the standard input stream (stdin), which is usually the keyboard. It scans the input according to the specified …

Jul 4, 2022 · Reaching the end of the string is equivalent to reaching the end-of-file condition for fscanf.

scanf, short for scan formatted, is a C standard library function that reads and parses text from standard input. The function accepts a format string parameter that specifies the layout of input text.

The scanf() function reads user input and writes it into memory locations specified by the arguments. The scanf() function is defined in the <stdio.h> header file.

These arguments are expected to be pointers: to store the result of a scanf operation on a regular variable, its name should be preceded by the reference operator (&) (see example).

The scanf () family of functions scans formatted input like sscanf (3), but read from a FILE. It is very difficult to use these functions correctly, and it is preferable to read entire lines with fgets (3) or …

Oct 26, 2022 · The scanf function reads data from the standard input stream stdin and writes the data into the location given by argument. Each argument must be a pointer to a variable of a type that …

The scanf function returns an integer value which indicates the number of input items successfully matched and assigned. If the input does not match the format specifiers, or if the end of the input …

Apr 6, 2025 · The scanf function is your primary tool for reading formatted input from standard input. This tutorial dives into the essentials of scanf, explains its format specifiers, and provides hands-on …

Aug 3, 2025 · scanf() looks superfically similar to printf() but is very different in its detail. It does not output anything: every character in the format string has a specific purpose for controlling the …