Index
 
  Reference for Wiring 1.0 (ALPHA) 0017+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.
Name  

double

   
Examples   
double a;          // Declare variable "a" of type doublev 
a = 1.5387;       // Assign "a" the value 1.5387 
double b = -2.984; // Declare variable "b" and assign it the value -2.984 
double c = a + b;  // Declare variable "c" and assign it the sum of "a" and "b"

Description   Datatype for floating-point numbers, a number that has a decimal point. Floating-point numbers are often used to approximate analog and continuous values because they have greater resolution than integers. Floating-point numbers can be as large as 1.7976931348623157E+308. They are stored as 64 bits (8 bytes) of information.
   
Syntax   
double var
double var = value
   
Parameters  
var   variable name referencing the float

value   any floating-point value

   
Returns  
   
Usage   Application
   
Related   byte
int
unsigned int
long
unsigned long
float