http::basic_fields::set (1 of 2 overloads)

Set a field value, removing any other instances of that field.

void
set(
    field name,
    string_param const& value);

First removes any values with matching field names, then inserts the new field value.

Name	Description
`name`	The field name.
`value`	The value of the field, as a string_param

The field value.

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