May 3, 2013 · There is a nice article on lua-users wiki about ternary operator, together with problem explanation and several solutions.

Because control structures in Lua only consider nil and false to be false, and anything else to be true, this will always enter the if statement, which is not what you want either. There is no way …

Difference between . and : in Lua Asked 14 years, 8 months ago Modified 1 year, 2 months ago Viewed 80k times

How to check if a table contains an element in Lua? Asked 15 years, 8 months ago Modified 4 years, 7 months ago Viewed 323k times

Apr 15, 2017 · Is there a common way to get the current time in or with milliseconds? There is os.time(), but it only provides full seconds.

As for the pure Lua solutions, let me share this small benchmark, I've made. It covers every provided answer to this date and adds a few optimizations. Still, the basic thing to consider is: …

In general, if you want a switch statement in Lua, what you ought to be doing is building a table. For your simple case of choice that could be 1, 2, or fail, a simple if statement with a few …

45 If you are splitting a string in Lua, you should try the string.gmatch () or string.sub () methods. Use the string.sub () method if you know the index you wish to split the string at, or use the …

The Lua authors felt that continue was only one of a number of possible new control flow mechanisms (the fact that it cannot work with the scope rules of repeat/until was a secondary …

@rboy true but the point is, in Lua assigning nil to a table key means deleting it. There's no way to distinguish between keys with nil values and keys with no value, regardless of method.