Lua datatypes: Difference between revisions
From wikinotes
(Created page with "= Documentation = <blockquote> {| class="wikitable" |- | |- |} </blockquote><!-- Documentation --> = Primitives = <blockquote> == Nil == <blockquote> * <code>nil</code> is the absence of a value * <code>nil</code> within a table represents an absent key <syntaxhighlight lang="lua"> nil </syntaxhighlight> </blockquote><!-- Nil --> == Boolean == <blockquote> <syntaxhighlight lang="lua"> true false </syntaxhighlight> </blockquote><!-- Boolean --> == Number == <blockquot...") |
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== Table == | == Table == | ||
<blockquote> | <blockquote> | ||
Associative arrays | Associative arrays | ||
* keys any lua value, except nil | |||
* values may be any lua value, except nil | |||
</blockquote><!-- Table --> | </blockquote><!-- Table --> | ||
</blockquote><!-- Collections --> | </blockquote><!-- Collections --> |
Revision as of 20:43, 11 February 2024
Documentation
Primitives
Nil
nil
is the absence of a valuenil
within a table represents an absent keynil
Boolean
true falseNumber
A single type number represents both 64-bit integers/floats.
123 123.4String
An immutable byte-sequence, encoding-agnostic.
All strings must fit iwthin a single integer.Function
Lua can call native lua, and C functions.
UserData
Represents a block of raw memory.
- full userdata -- an object with a block of memory managed by lua
- light userdata -- a C pointer value
Thread
Collections
Table
Associative arrays
- keys any lua value, except nil
- values may be any lua value, except nil