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view env/util/trim.lua @ 1213:3f0b055a4fb0

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Added tag v3.0.9 for changeset e62f8add2490
author jbe
date Sat Jul 18 17:23:31 2015 +0200 (2015-07-18)
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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