Demonstrate insert(), erase(), and replace().

 

#include <iostream>
#include <string>
using namespace std;

int main()
{
  string str1("www.java2s.com");
  string str2("STL Power");

  cout << "Initial strings:\n";
  cout << "str1: " << str1 << endl;
  cout << "str2: " << str2 << "\n\n";

  // insert()
  cout << "Insert str2 into str1:\n";
  str1.insert(6, str2);
  cout << str1 << "\n\n";

  // erase()
  cout << "Remove 9 characters from str1:\n";
  str1.erase(6, 9);
  cout << str1 <<"\n\n";

  // replace 
  cout << "Replace 8 characters in str1 with str2:\n";
  str1.replace(7, 8, str2);
  cout << str1 << endl;

  return 0;
}

1.	String type class
2.	A filter to remove white-space characters at the ends of lines.
3.	A string demonstration: assignment, concatenate, compare
4.	Use string: find, string::npos
5.	Strings: size, iterator, count, begin and end
6.	string: find( ) and rfind( )
7.	Print a name in two different formats
8.	Several string operations: substr
9.	String Char Indexing
10.	String Find and replace
11.	String Size
12.	String SizeOf
13.	A short string demonstration
14.	String insert(), erase(), and replace()
15.	string variable instead of a character array
16.	Inputting Multiple Words into a String
17.	Adding Strings
18.	Read string from console
19.	Insert, search, and replace in strings.
20.	Accessing Characters In Strings

Demonstrate insert(), erase(), and replace(). : String « Data Type « C++

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