Generating random-value integers in Qt
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| + | {{KBCS}} | ||
{{CodeSnippet | {{CodeSnippet | ||
| − | |id= | + | |id=CS001350 |
| − | |platform=S60 3rd Edition, FP1, FP2 | + | |platform=S60 3rd Edition, FP1, FP2<br>S60 5th Edition |
| − | |devices=5800 XpressMusic | + | |devices=Nokia 5800 XpressMusic |
|category=Qt for S60 | |category=Qt for S60 | ||
|subcategory=Base/System | |subcategory=Base/System | ||
| − | |creationdate=April | + | |creationdate=April 29, 2009 |
|keywords=qrand | |keywords=qrand | ||
}} | }} | ||
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==Overview== | ==Overview== | ||
| − | This code | + | This code snippet shows how to generate a random integer in Qt for S60. |
'''Note''': In order to use this code, you need to have Qt for S60 installed on your platform. | '''Note''': In order to use this code, you need to have Qt for S60 installed on your platform. | ||
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==Preconditions== | ==Preconditions== | ||
| − | * Install Qt for S60 Garden release from here: [http://pepper.troll.no/s60prereleases/ Qt for S60 "Garden" pre-release] | + | * Install the Qt for S60 Garden release from here: [http://pepper.troll.no/s60prereleases/ Qt for S60 "Garden" pre-release] |
| − | * Check | + | * Check the installation guide: [http://pepper.troll.no/s60prereleases/doc/install-s60.html How to install the package] |
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==Postconditions== | ==Postconditions== | ||
| − | + | A random number is given. | |
[[Category:Qt]][[Category:Qt for S60]][[Category:Code Examples]][[Category:UI]] | [[Category:Qt]][[Category:Qt for S60]][[Category:Code Examples]][[Category:UI]] | ||
Revision as of 13:57, 29 April 2009
Article Metadata
Tested with
Devices(s): Nokia 5800 XpressMusic
Compatibility
Platform(s): S60 3rd Edition, FP1, FP2
S60 5th Edition
S60 5th Edition
Article
Keywords: qrand
Created: (29 Apr 2009)
Last edited: Forum Nokia KB
(29 Apr 2009)
Contents |
Overview
This code snippet shows how to generate a random integer in Qt for S60.
Note: In order to use this code, you need to have Qt for S60 installed on your platform.
Preconditions
- Install the Qt for S60 Garden release from here: Qt for S60 "Garden" pre-release
- Check the 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
A random number is given.
