diff options
Diffstat (limited to 'doc/lua.html')
| -rw-r--r-- | doc/lua.html | 172 |
1 files changed, 0 insertions, 172 deletions
diff --git a/doc/lua.html b/doc/lua.html deleted file mode 100644 index 1d435ab..0000000 --- a/doc/lua.html +++ /dev/null @@ -1,172 +0,0 @@ -<!-- $Id: lua.man,v 1.11 2006/01/06 16:03:34 lhf Exp $ --> -<HTML> -<HEAD> -<TITLE>LUA man page</TITLE> -<LINK REL="stylesheet" TYPE="text/css" HREF="lua.css"> -</HEAD> - -<BODY BGCOLOR="#FFFFFF"> - -<H2>NAME</H2> -lua - Lua interpreter -<H2>SYNOPSIS</H2> -<B>lua</B> -[ -<I>options</I> -] -[ -<I>script</I> -[ -<I>args</I> -] -] -<H2>DESCRIPTION</H2> -<B>lua</B> -is the stand-alone Lua interpreter. -It loads and executes Lua programs, -either in textual source form or -in precompiled binary form. -(Precompiled binaries are output by -<B>luac</B>, -the Lua compiler.) -<B>lua</B> -can be used as a batch interpreter and also interactively. -<P> -The given -<I>options</I> -(see below) -are executed and then -the Lua program in file -<I>script</I> -is loaded and executed. -The given -<I>args</I> -are available to -<I>script</I> -as strings in a global table named -<B>arg</B>. -If these arguments contain spaces or other characters special to the shell, -then they should be quoted -(but note that the quotes will be removed by the shell). -The arguments in -<B>arg</B> -start at 0, -which contains the string -'<I>script</I>'. -The index of the last argument is stored in -<B>arg.n</B>. -The arguments given in the command line before -<I>script</I>, -including the name of the interpreter, -are available in negative indices in -<B>arg</B>. -<P> -At the very start, -before even handling the command line, -<B>lua</B> -executes the contents of the environment variable -<B>LUA_INIT</B>, -if it is defined. -If the value of -<B>LUA_INIT</B> -is of the form -'@<I>filename</I>', -then -<I>filename</I> -is executed. -Otherwise, the string is assumed to be a Lua statement and is executed. -<P> -Options start with -<B>'-'</B> -and are described below. -You can use -<B>'--'</B> -to signal the end of options. -<P> -If no arguments are given, -then -<B>"-v -i"</B> -is assumed when the standard input is a terminal; -otherwise, -<B>"-"</B> -is assumed. -<P> -In interactive mode, -<B>lua</B> -prompts the user, -reads lines from the standard input, -and executes them as they are read. -If a line does not contain a complete statement, -then a secondary prompt is displayed and -lines are read until a complete statement is formed or -a syntax error is found. -So, one way to interrupt the reading of an incomplete statement is -to force a syntax error: -adding a -<B>';'</B> -in the middle of a statement is a sure way of forcing a syntax error -(except inside multiline strings and comments; these must be closed explicitly). -If a line starts with -<B>'='</B>, -then -<B>lua</B> -displays the values of all the expressions in the remainder of the -line. The expressions must be separated by commas. -The primary prompt is the value of the global variable -<B>_PROMPT</B>, -if this value is a string; -otherwise, the default prompt is used. -Similarly, the secondary prompt is the value of the global variable -<B>_PROMPT2</B>. -So, -to change the prompts, -set the corresponding variable to a string of your choice. -You can do that after calling the interpreter -or on the command line -(but in this case you have to be careful with quotes -if the prompt string contains a space; otherwise you may confuse the shell.) -The default prompts are "> " and ">> ". -<H2>OPTIONS</H2> -<P> -<B>-</B> -load and execute the standard input as a file, -that is, -not interactively, -even when the standard input is a terminal. -<P> -<B>-e </B><I>stat</I> -execute statement -<I>stat</I>. -You need to quote -<I>stat </I> -if it contains spaces, quotes, -or other characters special to the shell. -<P> -<B>-i</B> -enter interactive mode after -<I>script</I> -is executed. -<P> -<B>-l </B><I>name</I> -call -<B>require</B>('<I>name</I>') -before executing -<I>script</I>. -Typically used to load libraries. -<P> -<B>-v</B> -show version information. -<H2>SEE ALSO</H2> -<B>luac</B>(1) -<BR> -<A HREF="http://www.lua.org/">http://www.lua.org/</A> -<H2>DIAGNOSTICS</H2> -Error messages should be self explanatory. -<H2>AUTHORS</H2> -R. Ierusalimschy, -L. H. de Figueiredo, -and -W. Celes -<!-- EOF --> -</BODY> -</HTML> |