Lua datatypes: Difference between revisions
From wikinotes
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Associative arrays | Associative arrays | ||
* keys any lua value, except nil | * keys any lua value, except nil (including functions) | ||
* values may be any lua value, except nil | * values may be any lua value, except nil | ||
</blockquote><!-- Table --> | </blockquote><!-- Table --> | ||
</blockquote><!-- Collections --> | </blockquote><!-- Collections --> |
Revision as of 20:44, 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 (including functions)
- values may be any lua value, except nil