getFirst
Retrieves the first header matching the given name or throws an error.
Parameters
name
Name of the header to find; names are compared case insensitively.
Throws
Thrown when no header with the given name was found.
Retrieves the first header matching the given name or throws an error.
Name of the header to find; names are compared case insensitively.
Thrown when no header with the given name was found.