basic_string::push_back

将元素添加到该字符串的末尾。

void push_back(
    value_type _Ch
);

参数

• _Ch
  要添加的字符为字符串的末尾。

备注

成员函数有效调用 插入( 结束，_Ch)。

示例

// basic_string_push_back.cpp
// compile with: /EHsc
#include <string>
#include <iostream>

int main( ) 
{
   using namespace std;
   string str1 ( "abc" );
   basic_string <char>::iterator str_Iter, str1_Iter;

   cout << "The original string str1 is: ";
   for ( str_Iter = str1.begin( ); str_Iter != str1.end( ); str_Iter++ )
      cout << *str_Iter;
   cout << endl;

   // str1.push_back ( 'd' );
   str1_Iter = str1.end ( );
   str1_Iter--;
   cout << "The last character-letter of the modified str1 is now: "
        << *str1_Iter << endl;

   cout << "The modified string str1 is: ";
   for ( str_Iter = str1.begin( ); str_Iter != str1.end( ); str_Iter++ )
      cout << *str_Iter;
   cout << endl;
}

要求

标头: <string>

命名空间: std

请参见

参考

basic_string Class