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[added] tablex.take_random which is like pick_random but removes the element

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Max Cahill 2021-03-09 20:07:41 +11:00
parent 24bcc78616
commit 16c183ec31
1 changed files with 8 additions and 0 deletions
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8
tablex.lua
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@ -134,6 +134,14 @@ function tablex.pick_random(t, r)
return t[_random(1, #t, r)] return t[_random(1, #t, r)]
end end
--take a random value from a table (or nil if it's empty)
function tablex.take_random(t, r)
if #t == 0 then
return nil
end
return table.remove(t, _random(1, #t, r))
end
--shuffle the order of a table --shuffle the order of a table
function tablex.shuffle(t, r) function tablex.shuffle(t, r)
for i = 1, #t do for i = 1, #t do