WoW:API pairs: Difference between revisions

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(fixed mistake in example results, replaced 'true' with 'testboolean'.)
Line 23: Line 23:
   mug : coffee
   mug : coffee
   42 : universe
   42 : universe
   true : false
   testboolean : false


would be output to the chat window.
would be output to the chat window.

Revision as of 11:19, 27 November 2014

WoW Lua

Returns an iterator triple that allows for loops to iterate over all key/value pairs in a table.

iteratorFunc, table, startState = pairs(table);

Example

local random_array = { mug = "coffee", [42] = "universe", testboolean = false }

for index,value in pairs(random_array) do 
  if (type(index) == "number") then
     index = tostring(index)
  elseif (type(index) == "boolean") then
    if (index) then
      index = "true"
    else
      index = "false"
    end
  end
  DEFAULT_CHAT_FRAME:AddMessage(index.." : "..value)
end

Result:

 mug : coffee
 42 : universe
 testboolean : false

would be output to the chat window.