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param_view::param_view (1 of 3 overloads)

Constructor.

Synopsis
param_view();
Description

Default constructed query parameters have an empty key and no value.

Example
[link url.ref.boost__urls__param_view.param_view `param_view`] qp;
Postconditions
this->[link url.ref.boost__urls__param_view.key `key`] == "" && this->[link url.ref.boost__urls__param_view.value `value`] == "" && this->[link url.ref.boost__urls__param_view.has_value `has_value`] == false
Complexity

Constant.

Exception Safety

Throws nothing.


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