Module:If empty: Difference between revisions

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(lua doesn't cast nil into blank strings apparently)
Line 5:
local i = 0
args[table.getn(args)] = ''
while 0args[i] == nil or string.len(args[i]) == 0 do
i = i + 1
end

Revision as of 18:51, December 23, 2014

This module supports Template:If empty.

Tracking/maintenance category

-- this is intended to replace {{If empty}}
local p = {};
function p.run(frame)
	local args = require('Module:Arguments').getArgs(frame)
	local i = 0
	args[table.getn(args)] = ''
	while args[i] == nil or string.len(args[i]) == 0 do
		i = i + 1
	end
	return args[i]
end
return p
Retrieved from "https://crocwiki.com/wiki/Module:If_empty?oldid=23218"