Module:If empty: Difference between revisions

From the Croc Wiki, the Croc encyclopedia
Jump to navigationJump to search
Content added Content deleted
(lua doesn't cast nil into blank strings apparently)
m (test: do I even need these lines?)
Line 1: Line 1:
-- this is intended to replace {{If empty}}
-- this is intended to replace {{If empty}}
local p = {};
function p.run(frame)
function p.run(frame)
local args = require('Module:Arguments').getArgs(frame)
local args = require('Module:Arguments').getArgs(frame)
Line 10: Line 9:
return args[i]
return args[i]
end
end
return p

Revision as of 19:01, December 23, 2014

This module supports Template:If empty.

Tracking/maintenance category

-- this is intended to replace {{If empty}}
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
Retrieved from "https://crocwiki.com/wiki/Module:If_empty?oldid=23219"