body                  package:base                  R Documentation

_A_c_c_e_s_s _t_o _a_n_d _M_a_n_i_p_u_l_a_t_i_o_n _o_f _t_h_e _B_o_d_y _o_f _a _F_u_n_c_t_i_o_n

_D_e_s_c_r_i_p_t_i_o_n:

     Get or set the body of a function.

_U_s_a_g_e:

     body(fun = sys.function(sys.parent()))
     body(fun) <- list

_A_r_g_u_m_e_n_t_s:

     fun: a function object or a character string naming the function
          to be manipulated. If not specified, the function calling
          `body' is used.

    list: a list of R expressions.

_V_a_l_u_e:

     `body' returns the body of the function specified.

     The assignment form sets the body of a function to the list on the
     right hand side.

_S_e_e _A_l_s_o:

     `alist', `args', `function'.

_E_x_a_m_p_l_e_s:

     body(body)
     f <- function(x) x^5
     body(f) <- expression(5^x)
     f(3) # = 125
     str(body(f))

