Chao at 14:47, 3 April 2020

2020-04-03T14:47:53Z

New page

== [http://lua-users.org/wiki/StringLibraryTutorial Manual] ==
* [https://www.lua.org/manual/5.3/manual.html#6 6. Standard Libraries]
#'''Basic Functions'''
# Coroutine Manipulation
# '''Modules'''
# '''String Manipulation'''
# UTF-8 Support
# Table Manipulation
# Mathematical Functions
# Input and Output Facilities
# Operating System Facilities
# The Debug Library

==[http://lua-users.org/wiki/StringLibraryTutorial String library] ==
<br />
<br />

{| class="wikitable sortable"
|-
! Commands !! Header text !! Header text
|-
|
* string.sub(s, i [, j])
* s:sub(i [,j])
|| Return a substring of the string passed. The substring starts at i. If the third argument j is not given, the substring will end at the end of the string. If the third argument is given, the substring ends at and includes j.
||
<source lang = "lua">
> = string.sub("Hello Lua user", 7) -- from character 7 including 7 until the end
Lua user
> = string.sub("Hello Lua user", 7, 9) -- from character 7 until and including 9
Lua
> = string.sub("Hello Lua user", -8) -- 8 from the end until the end
Lua user
> = string.sub("Hello Lua user", -8, 9) -- 8 from the end until 9 from the start
Lua
> = string.sub("Hello Lua user", -8, -6) -- 8 from the end until 6 from the end
Lua
</source>
|-
| Example || Example || Example
|-
| Example || Example || Example
|}

== [http://lua-users.org/wiki/PatternsTutorial LUA Patterns] ==
* [https://www.lua.org/manual/5.3/manual.html#6.4.1 Lua Pattern manual]

== Lanuage ==
* [https://www.lua.org/pil/4.3.1.html Statement]

== Reference ==
* https://wiki.openluat.com/
[[category: Code]]

LUA - Revision history

Chao at 14:47, 3 April 2020