/C/How to check the word is present in given char array in c

How to check the word is present in given char array in c

#include <stdio.h>
int main()
{
    char c_to_search[5] = "asdf";

    char text[68] = "hello my name is \0 there is some other string behind it \n\0 asdf";

    int pos_search = 0;
    int pos_text = 0;
    int len_search = 4;
    int len_text = 67;
    for (pos_text = 0; pos_text < len_text - len_search;++pos_text)
    {
        if(text[pos_text] == c_to_search[pos_search])
        {
            ++pos_search;
            if(pos_search == len_search)
            {
                // match
                printf("match from %d to %d\n",pos_text-len_search,pos_text);
                return;
            }
        }
        else
        {
           pos_text -=pos_search;
           pos_search = 0;
        }
    }
    // no match
    printf("no match\n");
   return 0;
}

Source: stackoverflow.com

Similar codes

0 vote351 views1 answer
C overwrite last line
C
0 vote328 views1 answer
Remplir list Java rapidemnet
C
0 vote323 views1 answer
How to make a check bigger
C
0 vote376 views1 answer
Identifier bool is undefined in c
C
1 vote334 views1 answer
Stack enqueue code
C
39 votes521 views4 answers
Scp file
C
0 vote380 views3 answers
Swap two numbers in c
C
2 votes334 views1 answer
Arduino digital input pins
C
0 vote376 views1 answer
Uri/Beecrowd problem no - 1149 solution in C
C
14 votes364 views3 answers
Quadratic formula
C