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--TEST--
array unpacking with string keys (not supported)
--FILE--
<?php
try {
$array = [1, 2, "foo" => 3, 4];
var_dump([...$array]);
} catch (Error $ex) {
var_dump($ex->getMessage());
}
try {
$iterator = new ArrayIterator([1, 2, "foo" => 3, 4]);
var_dump([...$iterator]);
} catch (Error $ex) {
var_dump($ex->getMessage());
}
--EXPECT--
string(36) "Cannot unpack array with string keys"
string(42) "Cannot unpack Traversable with string keys"
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