UserProfileVisibility

未设置：以 AppKey 权限设置为准，默认是此状态。

都不可见：任何人都不能搜索到我的用户信息，名称、头像除外。

所有人：应用中任何用户都可以查看到我的用户信息

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Returns an array containing the constants of this enum type, in the order they're declared. This method may be used to iterate over the constants.