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26 <div class="titlepage"><div><div><h4 class="title">
27 <a name="beast.ref.boost__beast__http__field"></a><a class="link" href="boost__beast__http__field.html" title="http::field">http::field</a>
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33 <a name="beast.ref.boost__beast__http__field.h0"></a>
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37 Defined in header <code class="literal"><<a href="../../../../../../boost/beast/http/field.hpp" target="_top">boost/beast/http/field.hpp</a>></code>
39 <pre class="programlisting"><span class="keyword">enum</span> <span class="identifier">field</span>
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394 <a class="indexterm" name="idm45886650316720"></a>
398 <a name="beast.ref.boost__beast__http__field.h1"></a>
399 <span class="phrase"><a name="beast.ref.boost__beast__http__field.values"></a></span><a class="link" href="boost__beast__http__field.html#beast.ref.boost__beast__http__field.values">Values</a>
401 <div class="informaltable"><table class="table">
422 <code class="literal">unknown</code>
431 <code class="literal">a_im</code>
440 <code class="literal">accept</code>
449 <code class="literal">accept_additions</code>
458 <code class="literal">accept_charset</code>
467 <code class="literal">accept_datetime</code>
476 <code class="literal">accept_encoding</code>
485 <code class="literal">accept_features</code>
494 <code class="literal">accept_language</code>
503 <code class="literal">accept_patch</code>
512 <code class="literal">accept_post</code>
521 <code class="literal">accept_ranges</code>
530 <code class="literal">access_control</code>
539 <code class="literal">access_control_allow_credentials</code>
548 <code class="literal">access_control_allow_headers</code>
557 <code class="literal">access_control_allow_methods</code>
566 <code class="literal">access_control_allow_origin</code>
575 <code class="literal">access_control_expose_headers</code>
584 <code class="literal">access_control_max_age</code>
593 <code class="literal">access_control_request_headers</code>
602 <code class="literal">access_control_request_method</code>
611 <code class="literal">age</code>
620 <code class="literal">allow</code>
629 <code class="literal">alpn</code>
638 <code class="literal">also_control</code>
647 <code class="literal">alt_svc</code>
656 <code class="literal">alt_used</code>
665 <code class="literal">alternate_recipient</code>
674 <code class="literal">alternates</code>
683 <code class="literal">apparently_to</code>
692 <code class="literal">apply_to_redirect_ref</code>
701 <code class="literal">approved</code>
710 <code class="literal">archive</code>
719 <code class="literal">archived_at</code>
728 <code class="literal">article_names</code>
737 <code class="literal">article_updates</code>
746 <code class="literal">authentication_control</code>
755 <code class="literal">authentication_info</code>
764 <code class="literal">authentication_results</code>
773 <code class="literal">authorization</code>
782 <code class="literal">auto_submitted</code>
791 <code class="literal">autoforwarded</code>
800 <code class="literal">autosubmitted</code>
809 <code class="literal">base</code>
818 <code class="literal">bcc</code>
827 <code class="literal">body</code>
836 <code class="literal">c_ext</code>
845 <code class="literal">c_man</code>
854 <code class="literal">c_opt</code>
863 <code class="literal">c_pep</code>
872 <code class="literal">c_pep_info</code>
881 <code class="literal">cache_control</code>
890 <code class="literal">caldav_timezones</code>
899 <code class="literal">cancel_key</code>
908 <code class="literal">cancel_lock</code>
917 <code class="literal">cc</code>
926 <code class="literal">close</code>
935 <code class="literal">comments</code>
944 <code class="literal">compliance</code>
953 <code class="literal">connection</code>
962 <code class="literal">content_alternative</code>
971 <code class="literal">content_base</code>
980 <code class="literal">content_description</code>
989 <code class="literal">content_disposition</code>
998 <code class="literal">content_duration</code>
1007 <code class="literal">content_encoding</code>
1016 <code class="literal">content_features</code>
1025 <code class="literal">content_id</code>
1034 <code class="literal">content_identifier</code>
1043 <code class="literal">content_language</code>
1052 <code class="literal">content_length</code>
1061 <code class="literal">content_location</code>
1070 <code class="literal">content_md5</code>
1079 <code class="literal">content_range</code>
1088 <code class="literal">content_return</code>
1097 <code class="literal">content_script_type</code>
1106 <code class="literal">content_style_type</code>
1115 <code class="literal">content_transfer_encoding</code>
1124 <code class="literal">content_type</code>
1133 <code class="literal">content_version</code>
1142 <code class="literal">control</code>
1151 <code class="literal">conversion</code>
1160 <code class="literal">conversion_with_loss</code>
1169 <code class="literal">cookie</code>
1178 <code class="literal">cookie2</code>
1187 <code class="literal">cost</code>
1196 <code class="literal">dasl</code>
1205 <code class="literal">date</code>
1214 <code class="literal">date_received</code>
1223 <code class="literal">dav</code>
1232 <code class="literal">default_style</code>
1241 <code class="literal">deferred_delivery</code>
1250 <code class="literal">delivery_date</code>
1259 <code class="literal">delta_base</code>
1268 <code class="literal">depth</code>
1277 <code class="literal">derived_from</code>
1286 <code class="literal">destination</code>
1295 <code class="literal">differential_id</code>
1304 <code class="literal">digest</code>
1313 <code class="literal">discarded_x400_ipms_extensions</code>
1322 <code class="literal">discarded_x400_mts_extensions</code>
1331 <code class="literal">disclose_recipients</code>
1340 <code class="literal">disposition_notification_options</code>
1349 <code class="literal">disposition_notification_to</code>
1358 <code class="literal">distribution</code>
1367 <code class="literal">dkim_signature</code>
1376 <code class="literal">dl_expansion_history</code>
1385 <code class="literal">downgraded_bcc</code>
1394 <code class="literal">downgraded_cc</code>
1403 <code class="literal">downgraded_disposition_notification_to</code>
1412 <code class="literal">downgraded_final_recipient</code>
1421 <code class="literal">downgraded_from</code>
1430 <code class="literal">downgraded_in_reply_to</code>
1439 <code class="literal">downgraded_mail_from</code>
1448 <code class="literal">downgraded_message_id</code>
1457 <code class="literal">downgraded_original_recipient</code>
1466 <code class="literal">downgraded_rcpt_to</code>
1475 <code class="literal">downgraded_references</code>
1484 <code class="literal">downgraded_reply_to</code>
1493 <code class="literal">downgraded_resent_bcc</code>
1502 <code class="literal">downgraded_resent_cc</code>
1511 <code class="literal">downgraded_resent_from</code>
1520 <code class="literal">downgraded_resent_reply_to</code>
1529 <code class="literal">downgraded_resent_sender</code>
1538 <code class="literal">downgraded_resent_to</code>
1547 <code class="literal">downgraded_return_path</code>
1556 <code class="literal">downgraded_sender</code>
1565 <code class="literal">downgraded_to</code>
1574 <code class="literal">ediint_features</code>
1583 <code class="literal">eesst_version</code>
1592 <code class="literal">encoding</code>
1601 <code class="literal">encrypted</code>
1610 <code class="literal">errors_to</code>
1619 <code class="literal">etag</code>
1628 <code class="literal">expect</code>
1637 <code class="literal">expires</code>
1646 <code class="literal">expiry_date</code>
1655 <code class="literal">ext</code>
1664 <code class="literal">followup_to</code>
1673 <code class="literal">forwarded</code>
1682 <code class="literal">from</code>
1691 <code class="literal">generate_delivery_report</code>
1700 <code class="literal">getprofile</code>
1709 <code class="literal">hobareg</code>
1718 <code class="literal">host</code>
1727 <code class="literal">http2_settings</code>
1736 <code class="literal">if_</code>
1745 <code class="literal">if_match</code>
1754 <code class="literal">if_modified_since</code>
1763 <code class="literal">if_none_match</code>
1772 <code class="literal">if_range</code>
1781 <code class="literal">if_schedule_tag_match</code>
1790 <code class="literal">if_unmodified_since</code>
1799 <code class="literal">im</code>
1808 <code class="literal">importance</code>
1817 <code class="literal">in_reply_to</code>
1826 <code class="literal">incomplete_copy</code>
1835 <code class="literal">injection_date</code>
1844 <code class="literal">injection_info</code>
1853 <code class="literal">jabber_id</code>
1862 <code class="literal">keep_alive</code>
1871 <code class="literal">keywords</code>
1880 <code class="literal">label</code>
1889 <code class="literal">language</code>
1898 <code class="literal">last_modified</code>
1907 <code class="literal">latest_delivery_time</code>
1916 <code class="literal">lines</code>
1925 <code class="literal">link</code>
1934 <code class="literal">list_archive</code>
1943 <code class="literal">list_help</code>
1952 <code class="literal">list_id</code>
1961 <code class="literal">list_owner</code>
1970 <code class="literal">list_post</code>
1979 <code class="literal">list_subscribe</code>
1988 <code class="literal">list_unsubscribe</code>
1997 <code class="literal">list_unsubscribe_post</code>
2006 <code class="literal">location</code>
2015 <code class="literal">lock_token</code>
2024 <code class="literal">man</code>
2033 <code class="literal">max_forwards</code>
2042 <code class="literal">memento_datetime</code>
2051 <code class="literal">message_context</code>
2060 <code class="literal">message_id</code>
2069 <code class="literal">message_type</code>
2078 <code class="literal">meter</code>
2087 <code class="literal">method_check</code>
2096 <code class="literal">method_check_expires</code>
2105 <code class="literal">mime_version</code>
2114 <code class="literal">mmhs_acp127_message_identifier</code>
2123 <code class="literal">mmhs_authorizing_users</code>
2132 <code class="literal">mmhs_codress_message_indicator</code>
2141 <code class="literal">mmhs_copy_precedence</code>
2150 <code class="literal">mmhs_exempted_address</code>
2159 <code class="literal">mmhs_extended_authorisation_info</code>
2168 <code class="literal">mmhs_handling_instructions</code>
2177 <code class="literal">mmhs_message_instructions</code>
2186 <code class="literal">mmhs_message_type</code>
2195 <code class="literal">mmhs_originator_plad</code>
2204 <code class="literal">mmhs_originator_reference</code>
2213 <code class="literal">mmhs_other_recipients_indicator_cc</code>
2222 <code class="literal">mmhs_other_recipients_indicator_to</code>
2231 <code class="literal">mmhs_primary_precedence</code>
2240 <code class="literal">mmhs_subject_indicator_codes</code>
2249 <code class="literal">mt_priority</code>
2258 <code class="literal">negotiate</code>
2267 <code class="literal">newsgroups</code>
2276 <code class="literal">nntp_posting_date</code>
2285 <code class="literal">nntp_posting_host</code>
2294 <code class="literal">non_compliance</code>
2303 <code class="literal">obsoletes</code>
2312 <code class="literal">opt</code>
2321 <code class="literal">optional</code>
2330 <code class="literal">optional_www_authenticate</code>
2339 <code class="literal">ordering_type</code>
2348 <code class="literal">organization</code>
2357 <code class="literal">origin</code>
2366 <code class="literal">original_encoded_information_types</code>
2375 <code class="literal">original_from</code>
2384 <code class="literal">original_message_id</code>
2393 <code class="literal">original_recipient</code>
2402 <code class="literal">original_sender</code>
2411 <code class="literal">original_subject</code>
2420 <code class="literal">originator_return_address</code>
2429 <code class="literal">overwrite</code>
2438 <code class="literal">p3p</code>
2447 <code class="literal">path</code>
2456 <code class="literal">pep</code>
2465 <code class="literal">pep_info</code>
2474 <code class="literal">pics_label</code>
2483 <code class="literal">position</code>
2492 <code class="literal">posting_version</code>
2501 <code class="literal">pragma</code>
2510 <code class="literal">prefer</code>
2519 <code class="literal">preference_applied</code>
2528 <code class="literal">prevent_nondelivery_report</code>
2537 <code class="literal">priority</code>
2546 <code class="literal">privicon</code>
2555 <code class="literal">profileobject</code>
2564 <code class="literal">protocol</code>
2573 <code class="literal">protocol_info</code>
2582 <code class="literal">protocol_query</code>
2591 <code class="literal">protocol_request</code>
2600 <code class="literal">proxy_authenticate</code>
2609 <code class="literal">proxy_authentication_info</code>
2618 <code class="literal">proxy_authorization</code>
2627 <code class="literal">proxy_connection</code>
2636 <code class="literal">proxy_features</code>
2645 <code class="literal">proxy_instruction</code>
2654 <code class="literal">public_</code>
2663 <code class="literal">public_key_pins</code>
2672 <code class="literal">public_key_pins_report_only</code>
2681 <code class="literal">range</code>
2690 <code class="literal">received</code>
2699 <code class="literal">received_spf</code>
2708 <code class="literal">redirect_ref</code>
2717 <code class="literal">references</code>
2726 <code class="literal">referer</code>
2735 <code class="literal">referer_root</code>
2744 <code class="literal">relay_version</code>
2753 <code class="literal">reply_by</code>
2762 <code class="literal">reply_to</code>
2771 <code class="literal">require_recipient_valid_since</code>
2780 <code class="literal">resent_bcc</code>
2789 <code class="literal">resent_cc</code>
2798 <code class="literal">resent_date</code>
2807 <code class="literal">resent_from</code>
2816 <code class="literal">resent_message_id</code>
2825 <code class="literal">resent_reply_to</code>
2834 <code class="literal">resent_sender</code>
2843 <code class="literal">resent_to</code>
2852 <code class="literal">resolution_hint</code>
2861 <code class="literal">resolver_location</code>
2870 <code class="literal">retry_after</code>
2879 <code class="literal">return_path</code>
2888 <code class="literal">safe</code>
2897 <code class="literal">schedule_reply</code>
2906 <code class="literal">schedule_tag</code>
2915 <code class="literal">sec_websocket_accept</code>
2924 <code class="literal">sec_websocket_extensions</code>
2933 <code class="literal">sec_websocket_key</code>
2942 <code class="literal">sec_websocket_protocol</code>
2951 <code class="literal">sec_websocket_version</code>
2960 <code class="literal">security_scheme</code>
2969 <code class="literal">see_also</code>
2978 <code class="literal">sender</code>
2987 <code class="literal">sensitivity</code>
2996 <code class="literal">server</code>
3005 <code class="literal">set_cookie</code>
3014 <code class="literal">set_cookie2</code>
3023 <code class="literal">setprofile</code>
3032 <code class="literal">sio_label</code>
3041 <code class="literal">sio_label_history</code>
3050 <code class="literal">slug</code>
3059 <code class="literal">soapaction</code>
3068 <code class="literal">solicitation</code>
3077 <code class="literal">status_uri</code>
3086 <code class="literal">strict_transport_security</code>
3095 <code class="literal">subject</code>
3104 <code class="literal">subok</code>
3113 <code class="literal">subst</code>
3122 <code class="literal">summary</code>
3131 <code class="literal">supersedes</code>
3140 <code class="literal">surrogate_capability</code>
3149 <code class="literal">surrogate_control</code>
3158 <code class="literal">tcn</code>
3167 <code class="literal">te</code>
3176 <code class="literal">timeout</code>
3185 <code class="literal">title</code>
3194 <code class="literal">to</code>
3203 <code class="literal">topic</code>
3212 <code class="literal">trailer</code>
3221 <code class="literal">transfer_encoding</code>
3230 <code class="literal">ttl</code>
3239 <code class="literal">ua_color</code>
3248 <code class="literal">ua_media</code>
3257 <code class="literal">ua_pixels</code>
3266 <code class="literal">ua_resolution</code>
3275 <code class="literal">ua_windowpixels</code>
3284 <code class="literal">upgrade</code>
3293 <code class="literal">urgency</code>
3302 <code class="literal">uri</code>
3311 <code class="literal">user_agent</code>
3320 <code class="literal">variant_vary</code>
3329 <code class="literal">vary</code>
3338 <code class="literal">vbr_info</code>
3347 <code class="literal">version</code>
3356 <code class="literal">via</code>
3365 <code class="literal">want_digest</code>
3374 <code class="literal">warning</code>
3383 <code class="literal">www_authenticate</code>
3392 <code class="literal">x_archived_at</code>
3401 <code class="literal">x_device_accept</code>
3410 <code class="literal">x_device_accept_charset</code>
3419 <code class="literal">x_device_accept_encoding</code>
3428 <code class="literal">x_device_accept_language</code>
3437 <code class="literal">x_device_user_agent</code>
3446 <code class="literal">x_frame_options</code>
3455 <code class="literal">x_mittente</code>
3464 <code class="literal">x_pgp_sig</code>
3473 <code class="literal">x_ricevuta</code>
3482 <code class="literal">x_riferimento_message_id</code>
3491 <code class="literal">x_tiporicevuta</code>
3500 <code class="literal">x_trasporto</code>
3509 <code class="literal">x_verificasicurezza</code>
3518 <code class="literal">x400_content_identifier</code>
3527 <code class="literal">x400_content_return</code>
3536 <code class="literal">x400_content_type</code>
3545 <code class="literal">x400_mts_identifier</code>
3554 <code class="literal">x400_originator</code>
3563 <code class="literal">x400_received</code>
3572 <code class="literal">x400_recipients</code>
3581 <code class="literal">x400_trace</code>
3590 <code class="literal">xref</code>
3599 <a name="beast.ref.boost__beast__http__field.h2"></a>
3600 <span class="phrase"><a name="beast.ref.boost__beast__http__field.description"></a></span><a class="link" href="boost__beast__http__field.html#beast.ref.boost__beast__http__field.description">Description</a>
3603 Convenience header <code class="literal"><<a href="../../../../../../boost/beast/http.hpp" target="_top">boost/beast/http.hpp</a>></code>
3606 <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
3607 <td align="left"></td>
3608 <td align="right"><div class="copyright-footer">Copyright © 2016-2019 Vinnie
3610 Distributed under the Boost Software License, Version 1.0. (See accompanying
3611 file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
3616 <div class="spirit-nav">
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