C++, best way to change a string at a particular index

Question

I want to change a C++ string at a particular index like this:

string s = \"abc\";
s[1] = \'a\';

Is the following code valid? Is this an a

Answer 1

Yes. The website you link has a page about it. You can also use at function, which performs bounds checking.

http://www.cplusplus.com/reference/string/string/operator%5B%5D/