boost::urls::param_pct_view::param_pct_view

Constructor

Synopsis

Declared in <include/boost/url/param.hpp>

template<class OptionalString>
param_pct_view(
    pct_string_view key,
    OptionalString const& value);

Description

This constructs a parameter with a key and optional value, which may both contain percent escapes.

The new key and value reference the same corresponding underlying character buffers.

Ownership of the buffers is not transferred; the caller is responsible for ensuring that the assigned buffers remain valid until they are no longer referenced.

param_pct_view qp( "key", optional<core::string_view>("value") );
this->key.data() == key.data() && this->value->data() == value->data() && this->has_value == true

Linear in `key.size() + value‐>size()`.

Exceptions thrown on invalid input.

Exceptions

Name Thrown on

`key`

or &grave;value&grave; contains an invalid percent&hyphen;encoding&period;

Template Parameters

Name Description

OptionalString

An optional &grave;core&colon;&colon;string&lowbar;view&grave; type, such as &grave;boost&colon;&colon;optional&lt;core&colon;&colon;string&lowbar;view&gt;&grave; or &grave;std&colon;&colon;optional&lt;core&colon;&colon;string&lowbar;view&gt;&grave;&period;

Parameters

Name Description

key,

value The key and value to set&period;

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