Float and double are two distinct data types utilized in C++ for storing numbers that include decimal points. Let's delve deeper into the differences between these two data types.
Float and double are two distinct data types utilized in C++ for storing numbers that include decimal points. Let's delve deeper into the differences between these two data types.
In the realm of programming, a float is a 32-bit data type that allows the storage of real numbers that contain decimal components.
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Double, on the other hand, is a 64-bit data type that is designed to store large or real numbers with decimal values.
S.No. | FLOAT | DOUBLE |
1 | Data type with single precision. | Data type with double precision. |
2 | Float data types can store numbers up to 7 digits. | Double data type can store numbers up to 15 digits. |
3 | The format specifier for float is %f. | The format specifier for double is %lf. |
4 | It is a 32-bit floating-point data type. | It is a 64-bit floating-point data type. |
6 | Requires 4-bytes of memory space. | Requires 8-bytes of memory space. |
7 | Offers 6-digits of precision. | Offers 15-digits of precision. |
8 | More affordable and requires less memory space. | More expensive and requires more memory space. |
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