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Libft: Libft is a library project that aims to recreate various standard C library functions as well as additional useful functions. The project helps to strengthen programming skills by implementing common functionality from scratch.

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simon-zerisenay/libft

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libft

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🗣️ About The aim of this project is to code a C library regrouping usual functions that you'll be allowed to use in all your other projects.

For detailed information, refer to the subject of this project.

🚀 TLDR: this project consists of coding basic C functions (see below), which are then compiled into a library for use in other projects of the cursus. Functions from <ctype.h> library ft_isascii - test for ASCII character.

ft_isalnum - alphanumeric character test.

ft_isalpha - alphabetic character test.

ft_islower * - lower-case character test.

ft_isupper * - upper-case character test.

ft_isdigit - decimal-digit character test.

ft_isxdigit * - hexadecimal-digit character test.

ft_isprint - printing character test (space character inclusive).

ft_isgraph * - printing character test (space character exclusive).

ft_isspace * - white-space character test.

ft_isblank * - space or tab character test.

ft_ispunct * - punctuation character test.

ft_iscntrl * - control character test.

ft_tolower - upper case to lower case letter conversion.

ft_toupper - lower case to upper case letter conversion.

#Functions from <stdlib.h> library

ft_atoi - convert ASCII string to integer.

ft_atof * - convert ASCII string to integer.

ft_calloc - memory allocation.

Functions from <strings.h> library

ft_bzero - write zeroes to a byte string.

ft_memset - write a byte to a byte string.

ft_memchr - locate byte in byte string.

ft_memcmp - compare byte string.

ft_memmove - copy byte string.

ft_memcpy - copy memory area.

ft_memccpy - copy string until character found.

#Functions from <string.h> library

ft_strlen - find length of string.

ft_strlen_2 * - find length of 2D array (i.e. splitted string).

ft_strchr - locate character in string (first occurrence).

ft_strrchr - locate character in string (last occurence).

ft_strstr * - locate a substring in a string.

ft_strnstr - locate a substring in a string (size-bounded).

ft_strcmp * - compare strings.

ft_strncmp * - compare strings (size-bounded).

ft_strnrcmp - reversely compare strings (size-bounded).

ft_strcpy * - copy strings.

ft_strncpy * - copy strings (size-bounded).

ft_strdup - save a copy of a string (with malloc).

ft_strndup * - save a copy of a string (with malloc, size-bounded).

ft_strcat * - concatenate strings (s2 into s1).

ft_strncat * - concatenate strings (s2 into s1, size-bounded).

ft_strlcpy - size-bounded string copying.

ft_strlcat - size-bounded string concatenation.

#Functions from <math.h> library

ft_sqrt * - square root function.

ft_pow * - power function.

#Non-standard functions

ft_swap * - swap value of two integers.

ft_putchar * - output a character to stdout.

ft_putchar_fd - output a character to given file.

ft_putstr * - output string to stdout.

ft_putstr_fd - output string to given file.

ft_putendl * - output string to stdout with newline.

ft_putendl_fd - output string to given file with newline.

ft_putnbr * - output integer to stdout.

ft_putnbr_fd - output integer to given file.

ft_itoa - convert integer to ASCII string.

ft_substr - extract substring from string.

ft_strtrim - trim beginning and end of string with the specified characters.

ft_strjoin - concatenate two strings into a new string (with malloc).

ft_split - split string, with specified character as delimiter, into an array of strings.

ft_split_free * - free splitted string.

ft_strmapi - create new string from modifying string with specified function.

ft_ftoa_rnd - convert float to ASCII string.

#Linked list functions

ft_lstnew - create new list.

ft_lstsize - count elements of a list.

ft_lstlast - find last element of list.

ft_lstadd_back - add new element at end of list.

ft_lstadd_front - add new element at beginning of list.

ft_lstdelone - delete element from list.

ft_lstclear - delete sequence of elements of list from a starting point.

ft_lstiter - apply function to content of all list's elements.

ft_lstmap - apply function to content of all list's elements into new list.

Note: functions marked with * are bonus functions (not mandatory by the project's subject).

About

Libft: Libft is a library project that aims to recreate various standard C library functions as well as additional useful functions. The project helps to strengthen programming skills by implementing common functionality from scratch.

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