Free Pascal - Explicit conversion to 64-bit real number: double

The required type conversion can be carried out as follows:

double

 double (expr)

Used keywords: double

Explicit conversion to 64-bit real number the possible of use:

x:= 3.14159265359;     // x = 3.14159265359
y:= 123456789;         // y = 123456789.0
y :=double((x * y));          // y = 387850941.35821074

You can find it in the following collections: explicit type conversions

Explicit conversion to 64-bit real number in another programming language:

Differences to: