C++ string swap character places

c++ string swap
RnD picture RnD · Nov 19, 2011 · Viewed 49.1k times · Source

is there a way to swap character places in a string? For example if I have "03/02" I need to get "02/03". Any help is appreciated!

Answer

Kerrek SB picture Kerrek SB · Nov 19, 2011

Sure:

#include <string>
#include <algorithm>

std::string s = "03/02";
std::swap(s[1], s[4]);

Related questions

Easiest way to convert int to string in C++

What is the easiest way to convert from int to equivalent string in C++. I am aware of two methods. Is there any easier way? (1) int a = 10; char *intStr = itoa(a); string str = string(intStr); (2) int a = 10; stringstream ss; ss &…

Read More
How do I iterate over the words of a string?

I'm trying to iterate over the words of a string. The string can be assumed to be composed of words separated by whitespace. Note that I'm not interested in C string functions or that kind of character manipulation/access. Also, …

Read More
How can I convert a std::string to int?

Just have a quick question. I've looked around the internet quite a bit and I've found a few solutions but none of them have worked yet. Looking at converting a string to an int and I don't mean ASCII codes. …

Read More