Added two more utility functions
parent
d558faeef0
commit
82966e99c3
16
funcs.lua
16
funcs.lua
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@ -97,6 +97,22 @@ function table.contains(table, element)
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return false
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end
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function table.keys(table)
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local target = {}
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for key in pairs(table) do
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target[#target+1] = key
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end
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return target
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end
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function table.numkeys(table)
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local count = 0
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for k in pairs(table) do
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count = count + 1
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end
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return count
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end
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function clamp(x, min, max)
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if max < min then
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min, max = max, min
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