bsl::basic_istringstream

Synopsis

Declared in <bslstl_istringstream.h>

template<
    class CHAR_TYPE,
    class CHAR_TRAITS = char_traits<CHAR_TYPE>,
    class ALLOCATOR = allocator<CHAR_TYPE>>
class basic_istringstream
    : public std::basic_istream<CHAR_TYPE, CHAR_TRAITS>

Description

This class implements a standard input stream that provides a constructor and manipulator for setting the sequence of characters from which input is streamed to a supplied bsl::basic_string.

Base Classes

Name	Description
`std::basic_istream<CHAR_TYPE, CHAR_TRAITS>`	Template class basic_istream.

Types

Name	Description
`sentry`	Performs setup work for input streams.

Type Aliases

Name	Description
`__ctype_type`
`__ios_type`
`__istream_type`
`__num_get_type`
`__streambuf_type`
`allocator_type`	This `typedef` is an alias to the (template parameter) `ALLOCATOR`.
`char_type`	Alias for the character type of this stream.
`int_type`	This `typedef` is an alias to `traits_type::int_type`.
`off_type`	This `typedef` is an alias to `traits_type::off_type`.
`pos_type`	This `typedef` is an alias to `traits_type::pos_type`.
`traits_type`	This `typedef` is an alias to the (template parameter) `CHAR_TRAITS`.

Member Functions

Name	Description
`basic_istringstream` [constructor]	Constructors
`operator=`	Move-assign from the specified `rhs`.
`gcount`	Character counting
`get`	`get` overloads
`getline`	`getline` overloads
`ignore`	Discarding characters
`operator>>`	Right shift operators
`peek`	Looking ahead in the stream
`putback`	Unextracting a single character.
`rdbuf`	Return an address providing modifiable access to the `basic_stringbuf` object that is internally used by this string stream to buffer unformatted characters.
`read`	Extraction without delimiters.
`readsome`	Extraction until the buffer is exhausted, but no more.
`seekg`	`seekg` overloads
`str`	`str` overloads
`swap`	Efficiently exchange the value of this object with `other`.
`sync`	Synchronizing the stream buffer.
`tellg`	Getting the current read position.
`unget`	Unextracting the previous character.
`view`	Return a view of the internally buffered sequence of characters maintained by this stream object.

Using Declarations

Name	Description
`gcount`	Return the number of characters extracted by the last unformatted input.
`ignore`	Discard characters from the stream (inherited).
`operator=`	Assign from a base `basic_istream` (inherited).
`peek`	Return the next character without extracting it (inherited).
`putback`	Push a character back onto the input sequence (inherited).
`read`	Extract a block of characters into a buffer (inherited).
`readsome`	Extract available characters into a buffer (inherited).
`sentry`	Prefixed input operations sentry type inherited from `basic_istream`.
`swap`	Exchange this stream with another `basic_istream` (inherited).
`sync`	Synchronize the stream buffer with the underlying sequence (inherited).
`tellg`	Return the current get position in the input sequence (inherited).
`unget`	Put the most recently extracted character back (inherited).

Protected Member Functions

Name
`operator=`
`_M_extract`
`swap`

Protected Data Members

Name	Description
`_M_gcount`	The number of characters extracted in the previous unformatted function; see gcount().

Non-Member Functions

Name	Description
`swap`	Efficiently exchange the values of the specified `a` and `b` objects.