boost::urls::url_view_base::encoded_query :: Boost Libraries Documentation

# boost::urls::url_view_base::encoded_query

Return the query

## Synopsis

Declared in `<boost/url/url_view_base.hpp>`

    pct_string_view
    encoded_query() const noexcept;

## Description

If this contains a query, it is returned as a string (which may be empty). Otherwise, an empty string is returned. The returned string may contain percent escapes.

## Example

    assert( url_view( "/sql?id=42&name=jane%2Ddoe&page+size=20" ).encoded_query() == "id=42&name=jane%2Ddoe&page+size=20" );

## Complexity

Constant.

## Exception Safety

Throws nothing.

## BNF

    query           = *( pchar / "/" / "?" )

    query-param     = key [ "=" value ]
    query-params    = [ query-param ] *( "&" query-param )

## Specification

- 3.4. Query (rfc3986)

- Query string (Wikipedia)

## Return Value

The query as a string.

## See Also

`encoded_params`, `has_query`, `params`, `query`.

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