parsePackageName package:reposTools R Documentation _E_x_t_r_a_c_t _p_a_c_k_a_g_e _n_a_m_e _f_r_o_m _p_a_c_k_a_g_e _a_r_c_h_i_v_e _f_i_l_e_n_a_m_e _D_e_s_c_r_i_p_t_i_o_n: Given package archive filename 'foo_1.2.3.tar.gz' extract 'foo'. _U_s_a_g_e: parsePackageName(pkg) _A_r_g_u_m_e_n_t_s: pkg: Package archive filename _V_a_l_u_e: character giving the package name. _A_u_t_h_o_r(_s): S. Falcon