is.timeSeries           package:timeSeries           R Documentation

_t_i_m_e_S_e_r_i_e_s _C_l_a_s_s, _C_o_e_r_c_i_o_n _a_n_d _T_r_a_n_s_f_o_r_m_a_t_i_o_n

_D_e_s_c_r_i_p_t_i_o_n:

     'is.timeSeries' tests if its argument is a 'timeSeries'.

_U_s_a_g_e:

     is.timeSeries(x)

_A_r_g_u_m_e_n_t_s:

       x: an R object. 

_V_a_l_u_e:

     returns 'TRUE' or 'FALSE' depending on whether its argument is of
     'timeSeries' type or not.

_E_x_a_m_p_l_e_s:

     ## data - timeSeries:
        # Create an artificial timeSeries object:
        setRmetricsOptions(myFinCenter = "GMT")
        charvec = timeCalendar()
        data = matrix(rnorm(12))
        TS = timeSeries(data, charvec, units = "RAND")
        TS

     ## Test for timeSeries:
        is.timeSeries(TS)

