Write a program in C++ to show the manipulation of a string
-
2021-05-11
- | MarwaMohammed
- | م245
Write a program in C++ to show the manipulation of a string
Sample Output:
Show the manipulation of a string: ------------------------------------- The string:: welcome, w3resource The length of the string:: 19 The char at index 1 of the string:: e The char at index 1 of the string [using array ]:: e Is the string empty:: 0 Retrieve the sub-string from 3rd position for 4 characters:: come The sub-string replace by 'went':: welwent, w3resource Append a string 'end' at last of the string:: welwent, w3resource end Append a string 'end' at last of the string using operator:: welwent, w3resource end end The string 'insert' inserting at 3rd position of the string:: wel inse rt went, w3resource end The new string is:: wel insert went, w3resource end Input a sentence:: The quick brown fox jumps over the lazy dog. The quick brown fox jumps over the lazy dog.
الأجوبة
ابحث عن مسائل برمجة سي بلس بلس | C++ programming بالانجليزي
#include <iostream>
#include <string>
using namespace std;
int main()
{
cout << "\n\n Show the manipulation of a string:\n";
cout << " -------------------------------------\n";
string txt = "welcome, w3resource";
cout <<" The string:: "<< txt << endl;
cout <<" The length of the string:: "<< txt.length() << endl;
cout <<" The char at index 1 of the string:: "<< txt.at(1) << endl;
cout <<" The char at index 1 of the string [using array ]:: "<< txt[1] << endl;
cout <<" Is the string empty:: "<< txt.empty() << endl;
cout <<" Retrieve the sub-string from 3rd position for 4 characters:: "<< txt.substr(3, 4) << endl;
cout <<" The sub-string replace by 'went':: "<< txt.replace(3, 4, "went") << endl;
cout <<" Append a string ' end' at last of the string:: "<< txt.append(" end") << endl;
cout <<" Append a string ' end' at last of the string using operator:: "<< txt + " end" << endl;
cout <<" The string ' insert ' inserting at 3rd position of the string:: "<< txt.insert(3, " insert ") << endl;
string txt1;
txt1 = txt;
cout <<" The new string is:: "<< txt1 << endl;
cout << " Input a sentence:: ";
getline(cin, txt);
cout << txt << endl<< endl;
}
-
2021-05-11
- | MarwaMohammed
- | إبلاغ عن إساءة
أسئلة مشابهة