y_ladvan.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}
{p 0 4}
{help contents:Top}
> {help y_progmat:Programming & matrices}
> {help y_programming:Programming}
> {help y_serious:Language}
{bind:> {bf:Advanced programming commands}}
{p_end}
{hline}

{title:Help and category listings}

{p 4 8 4}
{bf:{help y_ladvsave:Saving & preserving results}}{break}
    preserve e() & r() results; save results to Stata dataset on disk

{p 4 8 4}
{bf:{help byprog:Make programs byable}}{break}
    allow your program to accept the {cmd:by} prefix

{p 4 8 4}
{bf:{help ml:Maximum-likelihood estimation}}{break}
    program your own maximum-likelihood estimation

{p 4 8 4}
{bf:{help estat_programming:Estat programming}}{break}
    program your own estat commands

{p 4 8 4}
{bf:{help char:Set and manipulate characteristics}}{break}
    attach information to the dataset or individual variables

{p 4 8 4}
{bf:{help y_ladvunab:Unabbreviating & tokenizing}}{break}
    unabbreviate variable lists or command names; break strings into tokens
    also sorting

{p 4 8 4}
{bf:{help y_ladvmore:Pausing & breaks}}{break}
    pausing a program; controlling the --more-- condition

{p 4 8 4}
{bf:{help y_ladvmenu:Menus, dialogs, & windows}}{break}
    creating and controlling menus, dialogs, and windows

{p 4 8 4}
{bf:{help y_classprog:Class programming}}{break}
    class system used by {cmd:graph} (and can be used elsewhere)

{p 4 8 4}
{bf:{help program_properties:Properties of user-defined programs}}{break}
    associate properties with user defined programs

{hline}