18 lines
524 B
Text
18 lines
524 B
Text
local s = "abracadabra"
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local t = "abra"
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local u = "ra"
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local v = "cad"
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print($"'{s}' starts with '{t}' is {s:startswith(t)}")
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local indices = {}
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local start = 1
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while true do
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local ix = s:find(u, start, true)
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if ix then
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indices:insert(ix)
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start = ix + #u
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if start > #s then break end
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else break end
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end
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local contained = #indices > 0
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print($"'{s}' contains '{u}' is {contained} {contained ? $"at indices {indices:concat(", ")}" : ""}")
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print($"'{s}' ends with '{v}' is {s:endswith(v)}")
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