Utf8.sub

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Returns 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.

Syntax

string utf8.sub ( string input [, int i = 1, int j = utf8.len( input ) ] )

Required Arguments

  • input: A string character sequence

Optional Arguments

NOTE: When using optional arguments, you might need to supply all arguments before the one you wish to use. For more information on optional arguments, see optional arguments.

  • i: An integer representing the beginning position (may be negative).
  • j: An integer representing the ending position (may be negative).

Returns

Returns a string substring of the original string, containing the selected range from the original string.

Example

Click to collapse [-]
Client

This example shows how to extract a substring from a UTF-8 string.

local input = "Yarın Salı"

local output = utf8.sub( input, 1, 4 )
outputConsole( output ) -- Yarı

local output = utf8.sub( input, -4 )
outputConsole( output ) -- Salı

local output = utf8.sub( input, -4, -1 )
outputConsole( output ) -- Salı
Click to collapse [-]
Server
local input = "Happy Now"

local output = utf8.sub( input, 1, 5 )
outputChatBox( output, root, 255,255,255,true ) -- Happy

local output = utf8.sub( input, -3 )
outputChatBox( output, root, 255,255,255,true ) -- Now

local output = utf8.sub( input, -3, -1 )
outputChatBox( output, root, 255,255,255,true ) -- Now

See Also