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view env/util/trim.lua @ 482:3bc96debbd05

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Add more missing group by clauses for search selectors
author bsw
date Thu Mar 15 13:23:42 2012 +0100 (2012-03-15)
parents de8602f8d9bb
children
line source
1 function util.trim(string)
2 if string == nil then
3 return string
4 end
5 return (string:gsub("^%s*", ""):gsub("%s*$", ""):gsub("%s+", " "))
6 end

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