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- //: C17:StrSize.cpp
- // From Thinking in C++, 2nd Edition
- // Available at http://www.BruceEckel.com
- // (c) Bruce Eckel 1999
- // Copyright notice in Copyright.txt
- #include <string>
- #include <iostream>
- using namespace std;
-
- int main() {
- string bigNews("I saw Elvis in a UFO. ");
- cout << bigNews << endl;
- // How much data have we actually got?
- cout << "Size = " << bigNews.size() << endl;
- // How much can we store without reallocating
- cout << "Capacity = "
- << bigNews.capacity() << endl;
- // Insert this string in bigNews immediately
- // following bigNews[1]
- bigNews.insert(1, " thought I ");
- cout << bigNews << endl;
- cout << "Size = " << bigNews.size() << endl;
- cout << "Capacity = "
- << bigNews.capacity() << endl;
- // Make sure that there will be this much space
- bigNews.reserve(500);
- // Add this to the end of the string
- bigNews.append("I've been working too hard.");
- cout << bigNews << endl;
- cout << "Size = " << bigNews.size() << endl;
- cout << "Capacity = "
- << bigNews.capacity() << endl;
- } ///:~
-