lua select from table code example

Example 1: table lua

a = {}
    x = "y"
    a[x] = 10                 -- put 10 in field "y"
    print(a[x])   --> 10      -- value of field "y"
    print(a.x)    --> nil     -- value of field "x" (undefined)
    print(a.y)    --> 10      -- value of field "y"

Example 2: lua empty table

for k,v in pairs(table) do 
 table.remove(table, k)
end