isInitialized              package:nlme              R Documentation

_C_h_e_c_k _i_f _O_b_j_e_c_t _i_s _I_n_i_t_i_a_l_i_z_e_d

_D_e_s_c_r_i_p_t_i_o_n:

     Checks if 'object' has been initialized (generally through a call
     to 'Initialize'), by searching for components and attributes which
     are modified during initialization.

_U_s_a_g_e:

     isInitialized(object)

_A_r_g_u_m_e_n_t_s:

  object: any object requiring initialization.

_V_a_l_u_e:

     a logical value indicating whether 'object' has been initialized.

_A_u_t_h_o_r(_s):

     Jose Pinheiro and Douglas Bates

_S_e_e _A_l_s_o:

     'Initialize'

_E_x_a_m_p_l_e_s:

     pd1 <- pdDiag(~age)
     isInitialized(pd1)

