random() \ Language (API) \ Wiring 1.0 (ALPHA)

| Index

| Reference for Wiring 1.0 (ALPHA) 0021+. 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 |  | ### random()
Examples |  |
    int val;
    val = random(-40, 40); // Sets val to a random number between -40 and 40

    int x;
    x = random(5); // Sets x to a random number between 0 and 5
Description |  | Generates random numbers. Each time the random() function is called, it returns an unexpected value within the specified range. If one parameter is passed to the function it will return a float between zero and the value of the parameter. The function call random(5) returns values between 0 and 5. If two parameters are passed, it will return a float with a value between the the parameters.
Syntax |  |
    random(value1);
    random(value1, value2);
Parameters |  |
value1 |  | int or float
value2 |  | int or float
Returns |  | float
Usage |  | Web & Application
Related |  | randomSeed()