Insert, search, and replace in strings.

 

#include <iostream>
#include <string>
using namespace std;
string stringObject1 = "As 111 555 ...",
              stringObject2 = "number ";
int main()
{
   int pos = 0;
   cout << "stringObject1 : " << stringObject1 << endl;

   cout << "\nInserting in string: " << stringObject2 <<""<< endl;
   pos = stringObject1.find("555");
   if( pos != string::npos )
      stringObject1.insert(pos,stringObject2);
   cout << "stringObject1 : " << stringObject1 << endl;             

   cout << "\nTo erase remaining characters behind 555:"
        << endl;
   pos = stringObject1.find("555");
   if( pos != string::npos )
      stringObject1.erase(pos + 3);
   cout << "stringObject1 : " << stringObject1 << endl;             

   cout << "\nTo replace 111 by 222:"
        << endl;
   pos = stringObject1.find("111");

   if( pos != string::npos )
      stringObject1.replace(pos, 4, "222");
   cout << "stringObject1 : " << stringObject1 << 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.	Demonstrate insert(), erase(), and replace().
5.	Use string: find, string::npos
6.	Strings: size, iterator, count, begin and end
7.	string: find( ) and rfind( )
8.	Print a name in two different formats
9.	Several string operations: substr
10.	String Char Indexing
11.	String Find and replace
12.	String Size
13.	String SizeOf
14.	A short string demonstration
15.	String insert(), erase(), and replace()
16.	string variable instead of a character array
17.	Inputting Multiple Words into a String
18.	Adding Strings
19.	Read string from console
20.	Accessing Characters In Strings

Insert, search, and replace in strings. : String « Data Type « C++

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