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41 lines
794 B
PHP
41 lines
794 B
PHP
--TEST--
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SPL: ArrayObject::exchangeArray() and copy-on-write references
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--FILE--
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<?php
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$ao = new ArrayObject();
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$swapIn = array();
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$cowRef = $swapIn; // create a copy-on-write ref to $swapIn
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$ao->exchangeArray($swapIn);
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$ao['a'] = 'adding element to $ao';
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$swapIn['b'] = 'adding element to $swapIn';
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$ao['c'] = 'adding another element to $ao';
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echo "\n--> swapIn: ";
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var_dump($swapIn);
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echo "\n--> cowRef: ";
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var_dump($cowRef);
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echo "\n--> ao: ";
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var_dump($ao);
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?>
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--EXPECTF--
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--> swapIn: array(1) {
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["b"]=>
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string(25) "adding element to $swapIn"
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}
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--> cowRef: array(0) {
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}
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--> ao: object(ArrayObject)#%d (1) {
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["storage":"ArrayObject":private]=>
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array(2) {
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["a"]=>
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string(21) "adding element to $ao"
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["c"]=>
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string(29) "adding another element to $ao"
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}
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}
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