85 lines
1.3 KiB
Plaintext
85 lines
1.3 KiB
Plaintext
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--TEST--
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SPL: RecursiveIteratorIterator and beginChildren/endChildren
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--FILE--
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<?php
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class Menu extends ArrayObject
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{
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function getIterator(): RecursiveArrayIterator
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{
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echo __METHOD__ . "\n";
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return new RecursiveArrayIterator($this->getArrayCopy());
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}
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}
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class MenuOutput extends RecursiveIteratorIterator
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{
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function __construct(Menu $it)
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{
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parent::__construct($it);
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}
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function rewind(): void
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{
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echo "<ul>\n";
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parent::rewind();
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}
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function beginChildren(): void
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{
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echo str_repeat(' ',$this->getDepth())."<ul>\n";
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}
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function endChildren(): void
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{
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echo str_repeat(' ',$this->getDepth())."</ul>\n";
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}
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function valid(): bool
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{
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if (!parent::valid()) {
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echo "<ul>\n";
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return false;
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}
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return true;
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}
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}
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$arr = [
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"a",
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[
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"ba",
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["bba", "bbb"],
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[
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["bcaa"]
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]
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],
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["ca"],
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"d",
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];
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$obj = new Menu($arr);
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$rit = new MenuOutput($obj);
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foreach($rit as $k=>$v)
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{
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echo str_repeat(' ',$rit->getDepth()+1)."$k=>$v\n";
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}
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?>
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--EXPECT--
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Menu::getIterator
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<ul>
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0=>a
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<ul>
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0=>ba
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<ul>
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0=>bba
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1=>bbb
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</ul>
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<ul>
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<ul>
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0=>bcaa
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</ul>
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</ul>
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</ul>
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<ul>
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0=>ca
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</ul>
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3=>d
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<ul>
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