int 换成 字符串 （不用 itoa）

/*

 * author:lx

 * date:2011-10-04

 * brief: convent int to string

 */



#include <stdio.h>

#include <stdlib.h>



void

con_string( int a )

{       

        int m = 10;

        char p[6];

        int c = 1;

        char *q = p;

        



        while ( a != 0 )

        {

                c = a % m;

                a = a / m;

                

                *q = c + '0';

                q++;

        }



        *q = '\0';



        printf( "%s\n", p );

}





int 

main( void )

{

        int a = 12345;



        con_string( a );



        exit( 0 );

}