Index
 
  Reference for Wiring 1.0 (ALPHA) 0020+. 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  

array

   
Examples   
// declaring an array of integers 
int numbers[] = { 90, 150, 30 }; 
int a, b; 
 
void setup() { 
  a = numbers[0] + numbers[1]; // Sets variable a to 240 
  b = numbers[1] + numbers[2]; // Sets variable b to 180 
} 


// different ways of declaring arrays of chars 
char string1[15]; 
char string2[7] = {'h', 'e', 'l', 'l', 'o', '!'}; 
char string3[7] = {'h', 'e', 'l', 'l', 'o', '!', '\0'}; 
char string4[ ] = "hello there!";

Description   An array is a list of data. It is possible to have an array of any type of data. Each piece of data in an array is identified by an index number representing its position in the array. The first element in the array is [0], the second element is [1], and so on.
   
Syntax   
datatype var[]
var[element] = value
   
Parameters  
datatype   any primitive or compound datatype, including user defined classes

var   any valid variable name

element   int: must not exceed the length of the array - 1

value   data to assign to the array element, must be the same datatype as the array

   
Returns  
   
Usage   Application