export declare function isLoginerFn(loginId: string | number, compareId: string | number): boolean;
export declare function getLayout(isLoginer: boolean, contentType: string): "left" | "right" | "center";
export declare type MsgType = 0 | 1 | 3 | 34 | 47 | 49 | 10000 | -10;
export declare type ContentType = 'img' | 'system' | 'text' | 'audio' | 'groupInvite' | 'publicCard' | 'incogni';
export declare function msgTypeToContentType(msgType: MsgType): ContentType;