C++ Data Types

Pick the right type for speed, memory, and clarity.

Common Types

• int for whole numbers
• double for decimals
• char for a single character
• bool for true/false
• std::string for text

Example

#include <string>

int score = 95;
double pi = 3.14;
char letter = 'B';
bool is_ready = true;
std::string name = "Ali";