Generating random-value integers in Qt

Article Metadata

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Tested with

Devices(s): 5800 XpressMusic

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Compatibility

Platform(s): S60 3rd Edition, FP1, FP2, S60 5th Edition

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Article

Keywords: qrand

Created: (08 Apr 2009)

Last edited: Forum Nokia KB (29 Apr 2009)

Overview

This code snippets shows how random integer value in Qt for S60.

Note: In order to use this code, you need to have Qt for S60 installed on your platform.

Preconditions

• Install Qt for S60 Garden release from here: Qt for S60 "Garden" pre-release
• Check this link for installation guide: How to install the package

Source

#include <QGlobal.h>
 
int QMyClass::randInt(int low, int high)
    {
    // Random number between low and high
    return qrand() % ((high + 1) - low) + low;
    }

// Random value between 0-100
int randomValue = randInt(0,100);

Postconditions

Number ramdomed.