Tables as Data Structures
Table Length
The length operator counts array-style table entries.
Table Length
table_length.lua
local extra =
local count = #({"red", "blue", extra})
print("extra=" .. extra)
print("count=" .. count)
local extra =
local count = #({"red", "blue", extra})
print("extra=" .. extra)
print("count=" .. count)
local extra =
local count = #({"red", "blue", extra})
print("extra=" .. extra)
print("count=" .. count)
array size
Use `#` on a sequence-style table when the numeric keys are continuous from 1.