m4_programming.hlp

是一个经济学管理应用软件 很难找的 但是经济学学生又必须用到

{smcl}
{* 15mar2004}{...}
{cmd:help m4 programming}
{hline}
{* index programming functions}{...}

{title:Title}

{p 4 8 2}
{bf:[M-4] programming -- Programming functions}


{title:Contents}

{col 5}   [M-5]
{col 5}Manual entry{col 24}Function{col 41}Purpose
{col 5}{hline}

{col 5}   {c TLC}{hline 41}{c TRC}
{col 5}{hline 3}{c RT}{it: Argument & caller-preference processing }{c LT}{hline}
{col 5}   {c BLC}{hline 41}{c BRC}

{col 7}{bf:{help mf_args:args()}}{...}
{col 24}{cmd:args()}{...}
{col 41}number of arguments

{col 7}{bf:{help mf_isfleeting:isfleeting()}}{...}
{col 24}{cmd:isfleeting()}{...}
{col 41}whether argument is temporary

{col 7}{bf:{help mf_callersversion:callersversion()}}{...}
{col 24}{cmd:callersversion()}{...}
{col 41}obtain version number of caller

{col 7}{bf:{help mf_favorspeed:favorspeed()}}{...}
{col 24}{cmd:favorspeed()}{...}
{col 41}whether speed or space is to be favored

{col 5}   {c TLC}{hline 21}{c TRC}
{col 5}{hline 3}{c RT}{it: Accessing externals }{c LT}{hline}
{col 5}   {c BLC}{hline 21}{c BRC}

{col 7}{bf:{help mf_findexternal:findexternal()}}{...}
{col 24}{cmd:findexternal()}{...}
{col 41}find global
{col 24}{cmd:crexternal()}{...}
{col 41}create global
{col 24}{cmd:rmexternal()}{...}
{col 41}remove global

{col 7}{bf:{help mf_direxternal:direxternal()}}{...}
{col 24}{cmd:direxternal()}{...}
{col 41}obtain list of existing globals

{col 7}{bf:{help mf_valofexternal:valofexternal()}}{...}
{col 24}{cmd:valofexternal()}{...}
{col 41}obtain value of global

{col 5}   {c TLC}{hline 11}{c TRC}
{col 5}{hline 3}{c RT}{it: Break key }{c LT}{hline}
{col 5}   {c BLC}{hline 11}{c BRC}

{col 7}{bf:{help mf_setbreakintr:setbreakintr()}}{...}
{col 24}{cmd:setbreakintr()}{...}
{col 41}turn off/on break-key interrupt
{col 24}{cmd:querybreakintr()}{...}
{col 41}whether break-key interrupt is off/on
{col 24}{cmd:breakkey()}{...}
{col 41}whether break key has been pressed
{col 24}{cmd:breakkeyreset()}{...}
{col 41}reset break key

{col 5}   {c TLC}{hline 15}{c TRC}
{col 5}{hline 3}{c RT}{it: Miscellaneous }{c LT}{hline}
{col 5}   {c BLC}{hline 15}{c BRC}

{col 7}{bf:{help mf_assert:assert()}}{...}
{col 24}{cmd:assert()}{...}
{col 41}abort execution if not true
{col 24}{cmd:asserteq()}{...}
{col 41}abort execution if not equal

{col 7}{bf:{help mf_c_lc:c()}}{...}
{col 24}{cmd:c()}{...}
{col 41}access c() value

{col 7}{bf:{help mf_sizeof:sizeof()}}{...}
{col 24}{cmd:sizeof()}{...}
{col 41}number of bytes consumed by object

{col 7}{bf:{help mf_swap:swap()}}{...}
{col 24}{cmd:swap()}{...}
{col 41}interchange contents of variables


{col 5}   {c TLC}{hline 9}{c TRC}
{col 5}{hline 3}{c RT}{it: Exiting }{c LT}{hline}
{col 5}   {c BLC}{hline 9}{c BRC}

{col 7}{bf:{help mf_exit:exit()}}{...}
{col 24}{cmd:exit()}{...}
{col 41}terminate execution

{col 7}{bf:{help mf_error:error()}}{...}
{col 24}{cmd:error()}{...}
{col 41}issue standard Stata error message
{col 24}{cmd:_error()}{...}
{col 41}issue error message with traceback log

{col 5}{hline}


{title:Also see}

{p 4 13 2}
Manual:  {hi:[M-4] programming}

{p 4 13 2}
Online:  help for 
{bf:{help m4_intro:[M-4] intro}},
{bf:{help mata:[M-0] intro}}
{p_end}