access part of string in c++
#include <iostream>
#include <string.h>
using namespace std;
int main() {
string str1 = "Apples are red";
string str2 = str1.substr(11, 3);
string str3 = str1.substr(0, 6);
cout << "Substring starting at position 11 and length 3 is: " << str2 <<endl;
cout << "Substring starting at position 0 and length 6 is: " << str3;
return 0;
}how to get a section of a string in c++
// string::substr
#include <iostream>
#include <string>
using namespace std;
int main ()
{
string str="We think in generalities, but we live in details.";
// quoting Alfred N. Whitehead
string str2, str3;
size_t pos;
str2 = str.substr (12,12); // "generalities"
pos = str.find("live"); // position of "live" in str
str3 = str.substr (pos); // get from "live" to the end
cout << str2 << ' ' << str3 << endl;
return 0;
}Copyright © 2021 Codeinu
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