预定义常量

以下常量由本扩展模块定义，因此只有在本扩展模块被编译到 PHP 中，或者在运行时被动态加载后才有效。

Descriptions and uses for these constants are described within the curl_setopt() and curl_getinfo() documentation.

CURLOPT_AUTOREFERER ( integer)

Available since PHP 5.1.0

CURLOPT_COOKIESESSION ( integer)

Available since PHP 5.1.0

CURLOPT_DNS_USE_GLOBAL_CACHE ( integer)

CURLOPT_DNS_CACHE_TIMEOUT ( integer)

CURLOPT_FTP_SSL ( integer)

Available since PHP 5.2.0

CURLFTPSSL_TRY ( integer)

Available since PHP 5.2.0

CURLFTPSSL_ALL ( integer)

Available since PHP 5.2.0

CURLFTPSSL_CONTROL ( integer)

Available since PHP 5.2.0

CURLFTPSSL_NONE ( integer)

Available since PHP 5.2.0

CURLOPT_PRIVATE ( integer)

Available since PHP 5.2.4

CURLOPT_FTPSSLAUTH ( integer)

Available since PHP 5.1.0

CURLOPT_PORT ( integer)

CURLOPT_FILE ( integer)

CURLOPT_INFILE ( integer)

CURLOPT_INFILESIZE ( integer)

CURLOPT_URL ( integer)

CURLOPT_PROXY ( integer)

CURLOPT_VERBOSE ( integer)

CURLOPT_HEADER ( integer)

CURLOPT_HTTPHEADER ( integer)

CURLOPT_NOPROGRESS ( integer)

CURLOPT_NOBODY ( integer)

CURLOPT_FAILONERROR ( integer)

CURLOPT_UPLOAD ( integer)

CURLOPT_POST ( integer)

CURLOPT_FTPLISTONLY ( integer)

CURLOPT_FTPAPPEND ( integer)

CURLOPT_FTP_CREATE_MISSING_DIRS ( integer)

CURLOPT_NETRC ( integer)

CURLOPT_FOLLOWLOCATION ( integer)

This constant is not available when open_basedir or safe_mode are enabled.

CURLOPT_FTPASCII ( integer)

CURLOPT_PUT ( integer)

CURLOPT_MUTE ( integer)

CURLOPT_USERPWD ( integer)

CURLOPT_PROXYUSERPWD ( integer)

CURLOPT_RANGE ( integer)

CURLOPT_TIMEOUT ( integer)

CURLOPT_TIMEOUT_MS ( integer)

CURLOPT_TCP_NODELAY ( integer)

Available since PHP 5.2.1

CURLOPT_POSTFIELDS ( integer)

CURLOPT_REFERER ( integer)

CURLOPT_USERAGENT ( integer)

CURLOPT_FTPPORT ( integer)

CURLOPT_FTP_USE_EPSV ( integer)

CURLOPT_LOW_SPEED_LIMIT ( integer)

CURLOPT_LOW_SPEED_TIME ( integer)

CURLOPT_RESUME_FROM ( integer)

CURLOPT_COOKIE ( integer)

CURLOPT_SSLCERT ( integer)

CURLOPT_SSLCERTPASSWD ( integer)

CURLOPT_WRITEHEADER ( integer)

CURLOPT_SSL_VERIFYHOST ( integer)

CURLOPT_COOKIEFILE ( integer)

CURLOPT_SSLVERSION ( integer)

CURLOPT_TIMECONDITION ( integer)

CURLOPT_TIMEVALUE ( integer)

CURLOPT_CUSTOMREQUEST ( integer)

CURLOPT_STDERR ( integer)

CURLOPT_TRANSFERTEXT ( integer)

CURLOPT_RETURNTRANSFER ( integer)

CURLOPT_QUOTE ( integer)

CURLOPT_POSTQUOTE ( integer)

CURLOPT_INTERFACE ( integer)

CURLOPT_KRB4LEVEL ( integer)

CURLOPT_HTTPPROXYTUNNEL ( integer)

CURLOPT_FILETIME ( integer)

CURLOPT_WRITEFUNCTION ( integer)

CURLOPT_READFUNCTION ( integer)

CURLOPT_PASSWDFUNCTION ( integer)

CURLOPT_HEADERFUNCTION ( integer)

CURLOPT_MAXREDIRS ( integer)

CURLOPT_MAXCONNECTS ( integer)

CURLOPT_CLOSEPOLICY ( integer)

CURLOPT_FRESH_CONNECT ( integer)

CURLOPT_FORBID_REUSE ( integer)

CURLOPT_RANDOM_FILE ( integer)

CURLOPT_EGDSOCKET ( integer)

CURLOPT_CONNECTTIMEOUT ( integer)

CURLOPT_CONNECTTIMEOUT_MS ( integer)

CURLOPT_SSL_VERIFYPEER ( integer)

CURLOPT_CAINFO ( integer)

CURLOPT_CAPATH ( integer)

CURLOPT_COOKIEJAR ( integer)

CURLOPT_SSL_CIPHER_LIST ( integer)

CURLOPT_BINARYTRANSFER ( integer)

CURLOPT_NOSIGNAL ( integer)

CURLOPT_PROXYTYPE ( integer)

CURLOPT_BUFFERSIZE ( integer)

CURLOPT_HTTPGET ( integer)

CURLOPT_HTTP_VERSION ( integer)

CURLOPT_SSLKEY ( integer)

CURLOPT_SSLKEYTYPE ( integer)

CURLOPT_SSLKEYPASSWD ( integer)

CURLOPT_SSLENGINE ( integer)

CURLOPT_SSLENGINE_DEFAULT ( integer)

CURLOPT_SSLCERTTYPE ( integer)

CURLOPT_CRLF ( integer)

CURLOPT_ENCODING ( integer)

CURLOPT_PROXYPORT ( integer)

CURLOPT_UNRESTRICTED_AUTH ( integer)

CURLOPT_FTP_USE_EPRT ( integer)

CURLOPT_HTTP200ALIASES ( integer)

CURLOPT_HTTPAUTH ( integer)

CURLAUTH_BASIC ( integer)

CURLAUTH_DIGEST ( integer)

CURLAUTH_GSSNEGOTIATE ( integer)

CURLAUTH_NTLM ( integer)

CURLAUTH_ANY ( integer)

CURLAUTH_ANYSAFE ( integer)

CURLOPT_PROXYAUTH ( integer)

CURLCLOSEPOLICY_LEAST_RECENTLY_USED ( integer)

CURLCLOSEPOLICY_LEAST_TRAFFIC ( integer)

CURLCLOSEPOLICY_SLOWEST ( integer)

CURLCLOSEPOLICY_CALLBACK ( integer)

CURLCLOSEPOLICY_OLDEST ( integer)

CURLINFO_PRIVATE ( integer)

Available since PHP 5.2.4

CURLINFO_EFFECTIVE_URL ( integer)

CURLINFO_HTTP_CODE ( integer)

CURLINFO_HEADER_OUT ( integer)

Available since PHP 5.1.3

CURLINFO_HEADER_SIZE ( integer)

CURLINFO_REQUEST_SIZE ( integer)

CURLINFO_TOTAL_TIME ( integer)

CURLINFO_NAMELOOKUP_TIME ( integer)

CURLINFO_CONNECT_TIME ( integer)

CURLINFO_PRETRANSFER_TIME ( integer)

CURLINFO_SIZE_UPLOAD ( integer)

CURLINFO_SIZE_DOWNLOAD ( integer)

CURLINFO_SPEED_DOWNLOAD ( integer)

CURLINFO_SPEED_UPLOAD ( integer)

CURLINFO_FILETIME ( integer)

CURLINFO_SSL_VERIFYRESULT ( integer)

CURLINFO_CONTENT_LENGTH_DOWNLOAD ( integer)

CURLINFO_CONTENT_LENGTH_UPLOAD ( integer)

CURLINFO_STARTTRANSFER_TIME ( integer)

CURLINFO_CONTENT_TYPE ( integer)

CURLINFO_REDIRECT_TIME ( integer)

CURLINFO_REDIRECT_COUNT ( integer)

CURL_TIMECOND_IFMODSINCE ( integer)

CURL_TIMECOND_IFUNMODSINCE ( integer)

CURL_TIMECOND_LASTMOD ( integer)

CURL_VERSION_IPV6 ( integer)

CURL_VERSION_KERBEROS4 ( integer)

CURL_VERSION_SSL ( integer)

CURL_VERSION_LIBZ ( integer)

CURLVERSION_NOW ( integer)

CURLE_OK ( integer)

CURLE_UNSUPPORTED_PROTOCOL ( integer)

CURLE_FAILED_INIT ( integer)

CURLE_URL_MALFORMAT ( integer)

CURLE_URL_MALFORMAT_USER ( integer)

CURLE_COULDNT_RESOLVE_PROXY ( integer)

CURLE_COULDNT_RESOLVE_HOST ( integer)

CURLE_COULDNT_CONNECT ( integer)

CURLE_FTP_WEIRD_SERVER_REPLY ( integer)

CURLE_FTP_ACCESS_DENIED ( integer)

CURLE_FTP_USER_PASSWORD_INCORRECT ( integer)

CURLE_FTP_WEIRD_PASS_REPLY ( integer)

CURLE_FTP_WEIRD_USER_REPLY ( integer)

CURLE_FTP_WEIRD_PASV_REPLY ( integer)

CURLE_FTP_WEIRD_227_FORMAT ( integer)

CURLE_FTP_CANT_GET_HOST ( integer)

CURLE_FTP_CANT_RECONNECT ( integer)

CURLE_FTP_COULDNT_SET_BINARY ( integer)

CURLE_PARTIAL_FILE ( integer)

CURLE_FTP_COULDNT_RETR_FILE ( integer)

CURLE_FTP_WRITE_ERROR ( integer)

CURLE_FTP_QUOTE_ERROR ( integer)

CURLE_HTTP_NOT_FOUND ( integer)

CURLE_WRITE_ERROR ( integer)

CURLE_MALFORMAT_USER ( integer)

CURLE_FTP_COULDNT_STOR_FILE ( integer)

CURLE_READ_ERROR ( integer)

CURLE_OUT_OF_MEMORY ( integer)

CURLE_OPERATION_TIMEOUTED ( integer)

CURLE_FTP_COULDNT_SET_ASCII ( integer)

CURLE_FTP_PORT_FAILED ( integer)

CURLE_FTP_COULDNT_USE_REST ( integer)

CURLE_FTP_COULDNT_GET_SIZE ( integer)

CURLE_HTTP_RANGE_ERROR ( integer)

CURLE_HTTP_POST_ERROR ( integer)

CURLE_SSL_CONNECT_ERROR ( integer)

CURLE_FTP_BAD_DOWNLOAD_RESUME ( integer)

CURLE_FILE_COULDNT_READ_FILE ( integer)

CURLE_LDAP_CANNOT_BIND ( integer)

CURLE_LDAP_SEARCH_FAILED ( integer)

CURLE_LIBRARY_NOT_FOUND ( integer)

CURLE_FUNCTION_NOT_FOUND ( integer)

CURLE_ABORTED_BY_CALLBACK ( integer)

CURLE_BAD_FUNCTION_ARGUMENT ( integer)

CURLE_BAD_CALLING_ORDER ( integer)

CURLE_HTTP_PORT_FAILED ( integer)

CURLE_BAD_PASSWORD_ENTERED ( integer)

CURLE_TOO_MANY_REDIRECTS ( integer)

CURLE_UNKNOWN_TELNET_OPTION ( integer)

CURLE_TELNET_OPTION_SYNTAX ( integer)

CURLE_OBSOLETE ( integer)

CURLE_SSL_PEER_CERTIFICATE ( integer)

CURLE_GOT_NOTHING ( integer)

CURLE_SSL_ENGINE_NOTFOUND ( integer)

CURLE_SSL_ENGINE_SETFAILED ( integer)

CURLE_SEND_ERROR ( integer)

CURLE_RECV_ERROR ( integer)

CURLE_SHARE_IN_USE ( integer)

CURLE_SSL_CERTPROBLEM ( integer)

CURLE_SSL_CIPHER ( integer)

CURLE_SSL_CACERT ( integer)

CURLE_BAD_CONTENT_ENCODING ( integer)

CURLE_LDAP_INVALID_URL ( integer)

CURLE_FILESIZE_EXCEEDED ( integer)

CURLE_FTP_SSL_FAILED ( integer)

CURLFTPAUTH_DEFAULT ( integer)

Available since PHP 5.1.0

CURLFTPAUTH_SSL ( integer)

Available since PHP 5.1.0

CURLFTPAUTH_TLS ( integer)

Available since PHP 5.1.0

CURLPROXY_HTTP ( integer)

CURLPROXY_SOCKS5 ( integer)

CURL_NETRC_OPTIONAL ( integer)

CURL_NETRC_IGNORED ( integer)

CURL_NETRC_REQUIRED ( integer)

CURL_HTTP_VERSION_NONE ( integer)

CURL_HTTP_VERSION_1_0 ( integer)

CURL_HTTP_VERSION_1_1 ( integer)

CURLM_CALL_MULTI_PERFORM ( integer)

CURLM_OK ( integer)

CURLM_BAD_HANDLE ( integer)

CURLM_BAD_EASY_HANDLE ( integer)

CURLM_OUT_OF_MEMORY ( integer)

CURLM_INTERNAL_ERROR ( integer)

CURLMSG_DONE ( integer)