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mirror of https://github.com/theoludwig/libcproject.git synced 2024-11-08 22:31:31 +01:00
libcproject/lib/character.h
2023-01-05 19:28:05 +01:00

60 lines
1.3 KiB
C

#ifndef __CHARACTER__
#define __CHARACTER__
#include <stdbool.h>
#include <stdlib.h>
/**
* @brief Append a character to a string, assuming string points to an array
* with enough space.
*
* @param string
* @param character
*/
void character_append(char* string, char character);
/**
* @brief Append a character to a string at a specific index, assuming string points to an array with enough space.
*
* @param string
* @param character
* @param index
*/
void character_append_at(char* string, const char character, const size_t index);
/**
* @brief Converts the character to uppercase.
*
* @param character
* @return const char
*/
char character_to_upper(const char character);
/**
* @brief Converts the character to lowercase.
*
* @param character
* @return const char
*/
char character_to_lower(const char character);
/**
* @brief Check if the character is a digit ('0', '1', '2', '3', '4', '5', '6', '7, '8' or '9').
*
* @param string1
* @param string2
* @return true if the character is a digit, false otherwise
*/
bool character_get_is_digit(const char character);
/**
* @brief Get the position in latin alphabet of the letter (case-insensitive) from 1 to 26.
* Return 0 if the character is not a letter.
*
* @param character
* @return char
*/
unsigned char character_get_alphabet_position(const char character);
#endif