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-
- _P_a_r_s_e _E_x_p_r_e_s_s_i_o_n_s
-
- parse(file="", n=NULL, text=NULL, prompt=NULL,
- white=FALSE)
-
- _A_r_g_u_m_e_n_t_s:
-
- file : the name of a file to read the expressions
- from. If the file is "" and text is missing
- or NULL then input is taken from the key-
- board.
-
- n : the number of statements to parse. If n is
- negative the file is parsed in its entirety.
- When parsing takes place from the keyboard, n
- is always 1.
-
- text : text to parse, quoted.
-
- prompt : the prompt to print when parseing from the
- keyboard
-
- white : if TRUE then any white space separates
- expressions otherwise only newlines or semi-
- colons do.
-
- _D_e_s_c_r_i_p_t_i_o_n:
-
- parse returns the parsed but unevaluated expressions in
- a list. Each element of the list is of mode expression.
-
- _S_e_e _A_l_s_o:
-
- scan, source, eval.
-
- _E_x_a_m_p_l_e_s:
-
- # parse 5 statements from the file "foo"
- parse(file="foo",n=5)
-
-