srand : srand « stdlib.h « C Tutorial

Home
C Tutorial
1.Language
2.Data Type
3.String
4.printf scanf
5.Operator
6.Statement
7.Array
8.Function
9.Structure
10.Pointer
11.Memory
12.Preprocessor
13.File
14.Data Structure
15.Search Sort
16.Wide Character String
17.assert.h
18.ctype.h
19.math.h
20.setjmp.h
21.signal.h
22.stdio.h
23.stdlib.h
24.string.h
25.time.h
26.wctype.h
C / ANSI-C
C++
C++ Tutorial
Visual C++ .NET
C Tutorial » stdlib.h » srand 
23.26.1.srand
ItemValue
Header filestdlib.h
Declarationvoid srand(unsigned int seed);
Functionsets a starting point for the sequence generated by rand().
Returnreturns pseudorandom numbers.


#include <stdio.h>
  #include <stdlib.h>
  #include <time.h>

  int main(void)
  {
    int i, stime;
    long ltime;

    /* get the current calendar time */
    ltime = time(NULL);
    stime = (unsignedltime/2;
    srand(stime);

    for(i=0; i<10; i++printf("%d ", rand());

    return 0;
  }
102945970 313540204 332847940 571983455 1581910325 1480843443 557969207 1849791826 646825873 6738352
53
23.26.srand
23.26.1.srand
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.