sbrl-github/Minetest-WorldEditAdditions
1
0
Fork 0
mirror of https://github.com/sbrl/Minetest-WorldEditAdditions.git synced 2024-12-22 19:45:02 +00:00
Code Issues Releases Wiki Activity

wea.table_unique(): Add API function

Browse source
This commit is contained in:
Starbeamrainbowlabs 2021-05-29 22:49:50 +01:00
parent 8eb9a8ed0f
commit c7c6a848dc
Signed by: sbrl
GPG key ID: 1BE5172E637709C2
1 changed files with 19 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
worldeditadditions/utils/tables.lua
View file

@ -79,3 +79,22 @@ function worldeditadditions.table_map(tbl, func)
end
end
--- Builds a new table with the elements of the given table appearing at most once.
-- @param tbl table The table of values to make unique.
-- @returns table A new table containing the values of the given table appearing at most once.
function worldeditadditions.table_unique(tbl)
local newtbl = {}
for i,value in ipairs(tbl) do
local seen = false
for j,seenvalue in ipairs(newtbl) do
if value == seenvalue then
seen = true
break
end
end
if not seen then
table.insert(newtbl, value)
end
end
return newtbl
end