Module:If empty: Difference between revisions
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imported>Jackmcbarn (when frame args are relevant, they'll get picked up by Module:Arguments, and when they're not, that's just a waste of CPU cycles) |
imported>Jackmcbarn (properly handle blanks acting like empties (I'm not sure it's a good idea to do this at all, but if it is, this is how you should do it)) |
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| Line 2: | Line 2: | ||
function p.main(frame) | function p.main(frame) | ||
local args = require('Module:Arguments').getArgs(frame, {wrappers = 'Template:If empty', removeBlanks = false}) | |||
for i = 1,9 do | |||
if args[i] == nil then | |||
args[i] = '' | |||
end | |||
end | |||
for _,v in ipairs(args) do | |||
if v ~= '' then | if v ~= '' then | ||
return v | return v | ||
Revision as of 21:23, 23 December 2014
Documentation for this module may be created at Module:If empty/doc
local p = {}
function p.main(frame)
local args = require('Module:Arguments').getArgs(frame, {wrappers = 'Template:If empty', removeBlanks = false})
for i = 1,9 do
if args[i] == nil then
args[i] = ''
end
end
for _,v in ipairs(args) do
if v ~= '' then
return v
end
end
end
return p