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These are simple tests for Lua. Some of them contain useful code.
-They are meant to be run to make sure Lua is ok and also to be read, to see
-how Lua programs can look like.
+They are meant to be run to make sure Lua is built correctly and also
+to be read, to see how Lua programs look.
+
+Here is a one-line summary of each program:
+
+ bisect.lua bisection method for solving non-linear equations
+ cf.lua temperature conversion table (celsius to farenheit)
+ echo.lua echo command line arguments
+ env.lua environment variables as automatic global variables
+ factorial.lua factorial without recursion
+ fib.lua fibonacci function with cache
+ fibfor.lua fibonacci numbers with coroutines and generators
+ globals.lua report global variable usage
+ hello.lua the first program in every language
+ life.lua Conway's Game of Life
+ luac.lua bare-bones luac
+ printf.lua an implementation of printf
+ readonly.lua make global variables readonly
+ sieve.lua the sieve of of Eratosthenes programmed with coroutines
+ sort.lua two implementations of a sort function
+ table.lua make table, grouping all data for the same item
+ trace-calls.lua trace calls
+ trace-globals.lua trace assigments to global variables
+ undefined.lua catch "undefined" global variables
+ xd.lua hex dump
-In the directory examples/, there is more useful code: a library for PostScript
-output and a database for a fake web site.