thinkphp模板中使用系统常量，获得ip

{$Think.server.SERVER_ADDR}

{$Think.server.REMOTE_ADDR}

{$Think.server.SERVER_NAME}

{$Think.const.__SELF__}

{$Think.const.APP_NAME}


{$Think.now}

{$Think.template}

{$Think.version}

{$Think.LDELIM}