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annotate env/util/trim.lua @ 1187:e17e35dc8aa6

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Fixed usage of global variable
author bsw
date Sat Mar 28 01:34:30 2015 +0100 (2015-03-28)
parents de8602f8d9bb
children
rev   line source
bsw/jbe@6 1 function util.trim(string)
mail@236 2 if string == nil then
mail@236 3 return string
mail@236 4 end
bsw@9 5 return (string:gsub("^%s*", ""):gsub("%s*$", ""):gsub("%s+", " "))
mail@236 6 end

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