Libft Library

Libft is a group of user-defined C library functions created as part of the 42 project. This library is used in various other 42 C projects.

Below is a list of available functions, grouped by their respective categories.

Table of Contents

• Character Functions
• Conversion Functions
• Get Next Line
• Input/Output Functions
• List Functions
• Memory Functions
• Printf Functions
• String Functions
• Utility Functions

Character Functions

Function	Description
ft_isalnum	Checks if a character is alphanumeric.
ft_isalpha	Checks if a character is alphabetic.
ft_isascii	Checks if a character is ASCII.
ft_isdigit	Checks if a character is a digit.
ft_isprint	Checks if a character is printable.
ft_isspace	Checks if a character is a whitespace.
ft_tolower	Converts a character to lowercase.
ft_toupper	Converts a character to uppercase.

Conversion Functions

Function	Description
ft_atoi	Converts a string to an integer.
ft_atol	Converts a string to a long.
ft_itoa	Converts an integer to a string.

Get Next Line

Function	Description
get_next_line	Reads a line from a file descriptor.

Input/Output Functions

Function	Description
ft_putchar_fd	Outputs a character to a file descriptor.
ft_putendl_fd	Outputs a string followed by a newline to a file descriptor.
ft_putnbr_fd	Outputs an integer to a file descriptor.
ft_putstr_fd	Outputs a string to a file descriptor.

List Functions

Function	Description
ft_lstadd_back	Adds an element at the end of a list.
ft_lstadd_front	Adds an element at the beginning of a list.
ft_lstclear	Deletes and frees all elements of a list.
ft_lstdelone	Deletes and frees a single element of a list.
ft_lstiter	Iterates over a list and applies a function to each element.
ft_lstlast	Returns the last element of a list.
ft_lstmap	Creates a new list by applying a function to each element of a list.
ft_lstnew	Creates a new list element.
ft_lstsize	Counts the number of elements in a list.

Memory Functions

Function	Description
ft_bzero	Sets all bytes in a memory area to zero.
ft_calloc	Allocates memory and initializes it to zero.
ft_memchr	Searches for a byte in a memory area.
ft_memcmp	Compares two memory areas.
ft_memcpy	Copies memory from one area to another.
ft_memmove	Moves memory from one area to another, handling overlaps.
ft_memset	Fills a memory area with a byte.

Printf Functions

Function	Description
ft_fprintf	Formatted output to a file descriptor.
ft_printf	Formatted output to standard output.

String Functions

Function	Description
ft_split	Splits a string into an array of strings.
ft_split_pipex	Splits a string specifically for pipex usage.
ft_strchr	Locates a character in a string.
ft_strcmp	Compares two strings.
ft_strdup	Duplicates a string.
ft_striteri	Applies a function to each character of a string.
ft_strjoin	Joins two strings.
ft_strlcat	Concatenates strings with size limitation.
ft_strlcpy	Copies strings with size limitation.
ft_strlen	Returns the length of a string.
ft_strmapi	Applies a function to each character of a string to create a new string.
ft_strncmp	Compares two strings up to a specified number of characters.
ft_strndup	Duplicates a specified number of characters from a string.
ft_strnstr	Locates a substring in a string.
ft_strrchr	Locates the last occurrence of a character in a string.
ft_strtrim	Trims leading and trailing whitespace from a string.
ft_substr	Extracts a substring from a string.

Utility Functions

Function	Description
free_arr	Frees a dynamically allocated array.
ft_print_bit	Prints the binary representation of a number.

Headers

File	Description
ft_lib.h	Main header for libft functions.
ft_printf.h	Header for printf functions.
get_next_line.h	Header for get_next_line function.
libft.h	Header for custom library functions.