---
name: "al_fwrite"
section: "3alleg5"
platform: "linux"
package: "allegro5-doc"
version: "2:5.2.10.1+dfsg-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/al_fwrite/3alleg5"
---

# al\_fwrite(3alleg5)

Allegro 5 API

## NAME

al\_fwrite - Allegro 5 API

## SYNOPSIS

-

  ```
  #include <allegro5/allegro.h>
  size_t al_fwrite(ALLEGRO_FILE *f, const void *ptr, size_t size)
  ```

## DESCRIPTION

Write \`size' bytes from the buffer pointed to by \`ptr' into the given file.

Returns the number of bytes actually written. If an error occurs, the return value is a short byte count (or zero).

## SEE ALSO

al\_fputc(3alleg5), al\_fputs(3alleg5), al\_fwrite16be(3alleg5), al\_fwrite16le(3alleg5), al\_fwrite32be(3alleg5), al\_fwrite32le(3alleg5)