programming-examples/c/Functions/C Program to Implement a strpbrk() Function.c

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2019-11-15 12:59:38 +01:00
/*
* C Program to Implement a strpbrk() Function
*/
#include <stdio.h>
char* strpbrk(char *, char *);
int main()
{
char string1[50], string2[50];
char *pos;
printf("Enter the String:
");
scanf(" %[^
]s", string1);
printf("
Enter the Character Set:
");
scanf(" %[^
]s", string2);
pos=strpbrk(string1, string2);
printf("%s", pos);
}
/* Locates First occurrence in string s1 of any character in string s2,
* If a character from string s2 is found ,
* a pointer to the character in string s1 is returned,
* otherwise, a NULL pointer is returned.
*/
char* strpbrk(char *string1, char *string2)
{
int i, j, pos, flag = 0;
for (i = 0; string1[i] != ''; i++);
pos = i;
for (i = 0; string2[i] != ''; i++)
{
for (j = 0; string1[j] != ''; j++)
{
if (string2[i] == string1[j])
{
if ( j <= p1)
{
pos = j;
flag = 1;
}
}
}
}
if (flag == 1)
{
return &string1[pos];
}
else
{
return NULL;
}
}
Enter the String:
C programming Class
Enter the Character Set:
mp
programming Class