table.foreach

Calls func once for each key-value pair in the tbl. Specifically,

<nowiki>
table.foreach(tbl, func)
</nowiki>

table.foreach Function
Syntax table.foreach( tbl : table func : function )
Returns	nil
API	table
Source	Lua (source)

This function is deprecated.[1]

is equivalent to

<nowiki>
for key, value in pairs(tbl) do
  if func(key, value) ~= nil then
    break
  end
end
</nowiki>

ExamplePrint the elements of a table
Print out each key-value pair in tbl.
Code	<nowiki> local tbl = { a = 1, b = 2, 'foo', 'bar' } table.foreach(tbl, function(k, v) print(k, v) end) </nowiki>
Output	<nowiki> a 1 b 2 1 foo 2 bar </nowiki>

References

1. "lua-users wiki: Table Library Tutorial". Retrieved 2018-08-13.