expand.grid               package:base               R Documentation

_C_r_e_a_t_e _a _D_a_t_a _F_r_a_m_e _f_r_o_m _A_l_l _C_o_m_b_i_n_a_t_i_o_n_s _o_f _F_a_c_t_o_r_s

_D_e_s_c_r_i_p_t_i_o_n:

     Create a data frame from all combinations of the supplied vectors
     or factors. See the description of the return value for precise
     details of the way this is done.

_U_s_a_g_e:

     expand.grid(...)

_A_r_g_u_m_e_n_t_s:

     ...: Vectors, factors or a list containing these. 

_V_a_l_u_e:

     A data frame containing one row for each combination of the
     supplied factors. The first factors vary fastest. The columns are
     labelled by the factors if these are supplied as named arguments
     or named components of a list.

_A_u_t_h_o_r(_s):

     B.D. Ripley

_E_x_a_m_p_l_e_s:

     expand.grid(height = seq(60, 80, 5), weight = seq(100, 300, 50),
                 sex = c("Male","Female"))

