Strstr
if(strstr(sent, word) != NULL) {
/* ... */
}
Weary Warbler
if(strstr(sent, word) != NULL) {
/* ... */
}
#include <iostream>
#include <cstring>
using namespace std;
int main()
{
char s1[10] = "Hello";
// return length of s1
cout << strlen(s1) << endl;
char s2[50];
// copies s1 into s2
strcpy(s2, s1);
cout << s2 << endl;
char s3[10] = "World";
// concatenates s3 into s2
strcat(s2, s3);
cout << s2 << endl;
char s4[50] = "HelloWorld";
// return 0 if s2 and s4 are equal.
if (strcmp(s2, s4) == 0)
cout << "true" << endl;
else
cout << "false" << endl;
char s5[30];
// copies first 5 chars of s2 into s1
strncpy(s5, s4, 5);
cout << s5 << endl;
char target[10] = "Hello";
// search for target string in s4
if (strstr(s4, target) != NULL)
cout << "true" << endl;
else
cout << "false" << endl;
return 0;
}5
Hello
HelloWorld
true
Hello
true