search a word in a text c code example
Example: search a word in a string in c
/**
* C program to find last occurrence of a word in given string
*/
#include <stdio.h>
#include <string.h>
#define MAX_SIZE 100 // Maximum string size
int main()
{
char str[MAX_SIZE];
char word[MAX_SIZE];
int i, j, found;
/* Input string and word from user */
printf("Enter any string: ");
gets(str);
fflush(stdin);
printf("Enter any word to search: ");
gets(word);
/*
* Run a loop from starting index of string to
* length of string - word length
*/
for(i=0; i<strlen(str) - strlen(word); i++)
{
// Match word at current position
found = 1;
for(j=0; j<strlen(word); j++)
{
// If word is not matched
if(str[i + j] != word[j])
{
found = 0;
break;
}
}
// If word have been found then print found message
if(found == 1)
{
printf("'%s' found at index: %d \n", word, i);
}
}
return 0;
}