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view env/util/trim.lua @ 1412:b42bea44f26c

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Sorting unit names in registration form
author bsw
date Mon Aug 20 18:43:17 2018 +0200 (2018-08-20)
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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