std::basic_string::rfind
From Cppreference
< cpp | string | basic string
size_type rfind( const basic_string& str, size_type pos = npos );
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size_type rfind( const CharT* s, size_type pos, size_type count );
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size_type rfind( const CharT* s, size_type pos = npos );
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size_type rfind( CharT ch, size_type pos = npos );
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Finds the last substring equal to the given character sequence. Search begins at pos, i.e. only the substring [0, pos) is considered in the search. If npos is passed as pos whole string will be searched.
1) Finds the last substring equal to str.
2) Finds the last substring equal to the first count characters of the character string pointed to by s. s can include null characters.
3) Finds the last substring equal to the character string pointed to by s. The length of the string is determined by the first null character.
4) Finds the last character ch.
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[edit] Parameters
str | - | string to search for |
count | - | length of substring to search for |
s | - | pointer to a character string to seach for |
ch | - | character to search for |
[edit] Return value
position of the first character of the found substring or npos if no such substring is found.
[edit] Example
This section is incomplete |
[edit] See also
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find characters in the string (public member function) |
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find first occurrence of characters (public member function) |
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find first absence of characters (public member function) |
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find last occurrence of characters (public member function) |
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find last absence of characters (public member function) |