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Reference for Wiring version 1.0 Build 0100+ If you have a previous version, use the reference included with your software. If see any errors or have any comments, let us know.

Name |

### random()

Examples |
    int val;
    // Sets val to a random number between -40 and 40
    val = random(-40, 40);

    int x;
    // Sets x to a random number between 0 and 5
    x = random(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 | Application
Related | randomSeed()

Updated on July 07, 2011 11:08:50pm PDT