std::experimental::basic_string_view<CharT,Traits>:: rfind
From cppreference.com
<
cpp
|
experimental
|
basic string view
|
constexpr
size_type rfind
(
basic_string_view v, size_type pos
=
npos
)
const
noexcept
;
|
(1) | (library fundamentals TS) |
|
constexpr
size_type rfind
(
CharT c, size_type pos
=
npos
)
const
noexcept
;
|
(2) | (library fundamentals TS) |
|
constexpr
size_type rfind
(
const
CharT
*
s, size_type pos, size_type count
)
const
;
|
(3) | (library fundamentals TS) |
|
constexpr
size_type rfind
(
const
CharT
*
s, size_type pos
=
npos
)
const
;
|
(4) | (library fundamentals TS) |
Finds the last substring equal to the given character sequence.
1)
Finds the last occurence of
v
in this view, starting at position
pos
.
2)
Equivalent to
rfind
(
basic_string_view
(
&
c,
1
)
, pos
)
.
3)
Equivalent to
rfind
(
basic_string_view
(
s, count
)
, pos
)
.
4)
Equivalent to
rfind
(
basic_string_view
(
s
)
, pos
)
.
Parameters
| v | - | view to search for |
| pos | - | position at which to start the search |
| count | - | length of substring to search for |
| s | - | pointer to a character string to search for |
| ch | - | character to search for |
Return value
Position of the first character of the found substring or npos if no such substring is found.
Complexity
O(
size()
*
v.size()
) at worst.
See also
|
find characters in the view
(public member function) |
|
|
find first occurrence of characters
(public member function) |
|
|
find last occurrence of characters
(public member function) |
|
|
find first absence of characters
(public member function) |
|
|
find last absence of characters
(public member function) |