diff options
Diffstat (limited to 'src/str/ft_strlen.c')
| -rw-r--r-- | src/str/ft_strlen.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/str/ft_strlen.c b/src/str/ft_strlen.c new file mode 100644 index 0000000..0e0a47c --- /dev/null +++ b/src/str/ft_strlen.c @@ -0,0 +1,41 @@ +/* ************************************************************************** */ +/* */ +/* ::: :::::::: */ +/* ft_strlen.c :+: :+: :+: */ +/* +:+ +:+ +:+ */ +/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ +/* +#+#+#+#+#+ +#+ */ +/* Created: 2019/10/07 10:32:48 by cacharle #+# #+# */ +/* Updated: 2019/11/21 01:45:42 by cacharle ### ########.fr */ +/* */ +/* ************************************************************************** */ + +#include "libft.h" + +size_t ft_strlen(const char *s) +{ + unsigned long int *ptr; + const char *cpy; + + ptr = (unsigned long int*)s; + while (TRUE) + { + cpy = (const char*)ptr++; + if (cpy[0] == '\0') + return (cpy - s); + if (cpy[1] == '\0') + return (cpy + 1 - s); + if (cpy[2] == '\0') + return (cpy + 2 - s); + if (cpy[3] == '\0') + return (cpy + 3 - s); + if (cpy[4] == '\0') + return (cpy + 4 - s); + if (cpy[5] == '\0') + return (cpy + 5 - s); + if (cpy[6] == '\0') + return (cpy + 6 - s); + if (cpy[7] == '\0') + return (cpy + 7 - s); + } +} |