---
name: "al_ustr_insert_chr"
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_ustr_insert_chr/3alleg5"
---

# al\_ustr\_insert\_chr(3alleg5)

Allegro 5 API

## NAME

al\_ustr\_insert\_chr - Allegro 5 API

## SYNOPSIS

-

  ```
  #include <allegro5/allegro.h>
  size_t al_ustr_insert_chr(ALLEGRO_USTR *us, int pos, int32_t c)
  ```

## DESCRIPTION

Insert a code point into `us` beginning at byte offset `pos`. `pos` cannot be less than 0. If `pos` is past the end of `us` then the space between the end of the string and `pos` will be padded with NUL (`'\0'`) bytes.

Returns the number of bytes inserted, or 0 on error.

## SEE ALSO

al\_ustr\_insert(3alleg5), al\_ustr\_insert\_cstr(3alleg5)