Updated to match the API boilerplate.
(Use Lua/Libshortcut template. Change category from "LUA Functions" to "Lua functions".) |
(Updated to match the API boilerplate.) |
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{{:Lua/Libshortcut|strbyte|string.byte}} | {{:Lua/Libshortcut|strbyte|string.byte}} __NOTOC__ | ||
Returns the numerical code of a character in a string. | |||
indexByte = string.byte(s [, index]) | |||
== Arguments == | |||
:s [, index] | |||
:; s : String - The string to get the numerical code from | |||
:; index : Number - Optional argument specifying the index of the character to get the byte value of | |||
== Returns == | |||
:; indexByte : Number - The byte value of the character at the specified position or nil if the index is invalid | |||
== Example == | |||
> = string.byte("ABCDE") -- no index, so the first character | > = string.byte("ABCDE") -- no index, so the first character | ||
65 | 65 | ||
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> = string.byte("ABCDE",100) -- index out of range, no value returned | > = string.byte("ABCDE",100) -- index out of range, no value returned | ||
== Details == | |||
: The first valid index is 1. | |||
: The last valid index is the length of the string. | |||
{{LUA}} | {{LUA}} | ||