无详细内容 无 ?php$stack = new SplStack();// LIFOecho "Stack PUSH\n";$stack[] = 'A';$stack-push('B');$stack-push('C');$stack[] = 'D';$stack[] = 'E';foreach($stack as $val) {echo $val. "\n";}$stack-pop();echo "Stack POP\n";foreach($stack as
<?php
$stack = new SplStack();
// LIFO
echo "Stack PUSH\n";
$stack[] = 'A';
$stack->push('B');
$stack->push('C');
$stack[] = 'D';
$stack[] = 'E';
foreach($stack as $val) {
echo $val. "\n";
}
$stack->pop();
echo "Stack POP\n";
foreach($stack as $val) {
echo $val. "\n";
}
?>
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