Trim whitespace from end of string



Published: 2017-05-23 14:11:42 +0000
Categories: LUA,

Language

LUA

Description

Basic implement to strip trailing whitespace from a string in lua.

Accepts a string, returns a string, simple

Similar to

  • PHP: rtrim()
  • Python: rstrip()

Snippet

function rtrim(s)
  return s:match'^(.*%S)%s*$'
end

Usage Example

local a = ' abcde         '
print( a..'END' )
print(rtrim(a)..'END')

Keywords

trim, rtrim, strip, whitespace,

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