🧱 ft_isalnum

📂 Category

Char Functions (ctype.h)

📁 Repository

LIB_FT

📝 File

ft_isalnum.c

⚠️ Educational Warning

This material is for educational purposes only. Use it to understand concepts and develop your own solutions.

🖥️ Prototype

int ft_isalnum(int c);

💡 Note

Checks if the character is alphanumeric (letter or digit).

🧱 Description

Tests whether the character code corresponds to a letter (A-Z, a-z) or a digit (0-9).