Paul Tarjan
57 linhas
1.3 KiB
PHP
57 linhas
1.3 KiB
PHP
<?php
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class MyIterator extends ArrayIterator {
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function __construct() {
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$args = func_get_args();
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echo " In " . __METHOD__ . "(" . implode($args, ',') . ")\n";
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}
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function rewind() {
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$args = func_get_args();
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echo " In " . __METHOD__ . "(" . implode($args, ',') . ")\n";
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return parent::rewind();
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}
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function valid() {
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$args = func_get_args();
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echo " In " . __METHOD__ . "(" . implode($args, ',') . ")\n";
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return parent::valid();
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}
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function current() {
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$args = func_get_args();
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echo " In " . __METHOD__ . "(" . implode($args, ',') . ")\n";
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return parent::current();
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}
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function next() {
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$args = func_get_args();
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echo " In " . __METHOD__ . "(" . implode($args, ',') . ")\n";
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return parent::next();
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}
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function key() {
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$args = func_get_args();
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echo " In " . __METHOD__ . "(" . implode($args, ',') . ")\n";
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return parent::key();
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}
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}
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$ao = new ArrayObject(array('a'=>1,'b'=>2,'c'=>3), 0, "MyIterator");
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echo "--> Access using MyIterator:\n";
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var_dump($ao->getIteratorClass());
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var_dump($ao->getIterator());
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foreach($ao as $key=>$value) {
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echo " $key=>$value\n";
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}
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echo "\n\n--> Access using ArrayIterator:\n";
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var_dump($ao->setIteratorClass("ArrayIterator"));
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var_dump($ao->getIteratorClass());
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var_dump($ao->getIterator());
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foreach($ao as $key=>$value) {
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echo "$key=>$value\n";
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}
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?>
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