mf_st_isname.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}
{* 08feb2005}{...}
{cmd:help mata st_isname()}
{hline}
{* index st_isname()}{...}
{* index st_islmname()}{...}

{title:Title}

{p 4 4 2}
{bf:[M-5] st_isname() -- Whether valid Stata name}


{title:Syntax}

{p 8 12 2}
{it:real scalar}
{cmd:st_isname(}{it:string scalar s}{cmd:)}

{p 8 12 2}
{it:real scalar}
{cmd:st_islmname(}{it:string scalar s}{cmd:)}


{title:Description}

{p 4 4 2}
{cmd:st_isname(}{it:s}{cmd:)}
returns 1 if {it:s} contains a valid Stata name and 0 otherwise.

{p 4 4 2}
{cmd:st_islmname(}{it:s}{cmd:)}
returns 1 if {it:s} contains a valid Stata local-macro name and 0 otherwise.


{title:Conformability}

    {cmd:st_isname(}{it:s}{cmd:)}, {cmd:st_islmname(}{it:s}{cmd:)}:
		{it:s}:  1 {it:x} 1
	   {it:result}:  1 {it:x} 1


{title:Diagnostics}

{p 4 4 2}
{cmd:st_isname(}{it:s}{cmd:)}
aborts with error if {it:s} is a view
(but {cmd:st_islmname()} does not).


{title:Source code}

{p 4 4 2}
{view st_islmname.mata, adopath asis:st_islmname.mata};
{cmd:st_isname()} is built-in.


{title:Also see}

{p 4 13 2}
Manual:  {hi:[M-5] st_isname()}

{p 4 13 2}
Online:  help for 
{bf:{help m4_stata:[M-4] stata}}
{p_end}