basic_string::insert
指定した位置の文字列要素に要素の一部またはスコープ挿入します。
basic_string<CharType, Traits, Allocator>& insert(
size_type _P0,
const value_type* _Ptr
);
basic_string<CharType, Traits, Allocator>& insert(
size_type _P0,
const value_type* _Ptr,
size_type _Count
);
basic_string<CharType, Traits, Allocator>& insert(
size_type _P0,
const basic_string<CharType, Traits, Allocator>& _Str
);
basic_string<CharType, Traits, Allocator>& insert(
size_type _P0,
const basic_string<CharType, Traits, Allocator>& _Str,
size_type _Off,
size_type _Count
);
basic_string<CharType, Traits, Allocator>& insert(
size_type _P0,
size_type _Count,
value_type _Ch
);
iterator insert(
iterator _It
);
iterator insert(
iterator _It,
value_type _Ch
)l
template<class InputIterator>
void insert(
iterator _It,
InputIterator _First,
InputIterator _Last
);
void insert(
iterator _It,
size_type _Count,
value_type _Ch
);
void insert(
iterator _It,
const_pointer _First,
const_pointer _Last
);
void insert(
iterator _It,
const_iterator _First,
const_iterator _Last
);
パラメーター
_P0
の挿入ポイントの背景の位置インデックス新しい文字。_Ptr
C 文字列に完全に署名または部分的に挿入します。_Count
挿入する文字数。_Str
The string 対象文字列に完全に署名または部分的に挿入します。_Off
追加する文字を指定しているソースの文字列の一部のインデックス。_Ch
挿入する要素リテラル値。_It
文字が挿入された位置を指定する反復子。_First
挿入するソース範囲内の先頭の要素を示す入力反復子 const_pointer、または const_iterator。_Last
挿入するソース範囲内の最後の要素の次の項目の位置を示す入力反復子 const_pointer、または const_iterator。
戻り値
メンバー関数によって挿入される文字の位置を示す新しい文字か、個別の文字の場合、反復子が割り当てられている文字列オブジェクトへの参照または None、特定のメンバー関数によって。
使用例
// basic_string_insert.cpp
// compile with: /EHsc
#include <string>
#include <iostream>
int main( )
{
using namespace std;
// The first member function inserting a C-string
// at a given position
basic_string <char> str1a ( "way" );
const char *cstr1a = "a";
str1a.insert ( 0, cstr1a );
cout << "The string with a C-string inserted at position 0 is: "
<< str1a << "." << endl;
// The second member function inserting a C-string
// at a given position for a specified number of elements
basic_string <char> str2a ( "Good" );
const char *cstr2a = "Bye Bye Baby";
str2a.insert ( 4, cstr2a ,3 );
cout << "The string with a C-string inserted at the end is: "
<< str2a << "." << endl;
// The third member function inserting a string
// at a given position
basic_string <char> str3a ( "Bye" );
string str3b ( "Good" );
str3a.insert ( 0, str3b );
cout << "The string with a string inserted at position 0 is: "
<< str3a << "." << endl;
// The fourth member function inserting part of
// a string at a given position
basic_string <char> str4a ( "Good " );
string str4b ( "Bye Bye Baby" );
str4a.insert ( 5, str4b , 8 , 4 );
cout << "The string with part of a string inserted at position 4 is: "
<< str4a << "." << endl;
// The fifth member function inserts a number of characters
// at a specified position in the string
string str5 ( "The number is: ." );
str5.insert ( 15 , 3 , '3' );
cout << "The string with characters inserted is: "
<< str5 << endl;
// The sixth member function inserts a character
// at a specified position in the string
string str6 ( "ABCDFG" );
basic_string <char>::iterator str6_Iter = ( str6.begin ( ) + 4 );
str6.insert ( str6_Iter , 'e' );
cout << "The string with a character inserted is: "
<< str6 << endl;
// The seventh member function inserts a range
// at a specified position in the string
string str7a ( "ABCDHIJ" );
string str7b ( "abcdefgh" );
basic_string <char>::iterator str7a_Iter = (str7a.begin ( ) + 4 );
str7a.insert ( str7a_Iter , str7b.begin ( ) + 4 , str7b.end ( ) -1 );
cout << "The string with a character inserted from a range is: "
<< str7a << endl;
// The eigth member function inserts a number of
// characters at a specified position in the string
string str8 ( "ABCDHIJ" );
basic_string <char>::iterator str8_Iter = ( str8.begin ( ) + 4 );
str8.insert ( str8_Iter , 3 , 'e' );
cout << "The string with a character inserted from a range is: "
<< str8 << endl;
}
必要条件
ヘッダー: <string>
名前空間: std