int main() { char str1[]="program"; printf("strlen1 output = %d\n",strlen1(str1)); printf("strlen2 output = %d\n",strlen2(str1)); printf("strlen3 output = %d\n",strlen3(str1)); printf("strlen4 output = %d\n",strlen4(str1)); return 0; }
int main(int argc, char const *argv[]) { char strArr[] = "char array"; const char* str = "char pointer"; int len = strlen(str); int len1 = strlen1(str); int len2 = strlen2(str); int len3 = strlen3(str); int len4 = strlen4(str); int len5 = strlen5(str); printf("%d, %d, %d, %d, %d, %d\n", len, len1, len2, len3, len4, len5); return 0; }