本文实例为大家分享了php单链表的具体代码,供大家参考,具体内容如下
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<?php /** * 单链表 */ class Demo { private $id ; public $name ; public $next ; public function __construct ( $id = '' , $name = '' ) { $this ->id = $id ; $this ->name = $name ; } static public function show ( $head ) { $cur = $head ; while ( $cur ->next) { echo $cur ->next->id, '###' , $cur ->next->name, '<br />' ; $cur = $cur ->next; } echo '<hr />' ; } //尾插法 static public function push ( $head , $node ) { $cur = $head ; while (NULL != $cur ->next) { $cur = $cur ->next; } $cur ->next = $node ; return $head ; } static public function insert( $head , $node ) { $cur = $head ; while (NULL != $cur ->next) { if ( $cur ->next->id > $node ->id) { break ; } $cur = $cur ->next; } $node ->next = $cur ->next; $cur ->next = $node ; return $head ; } static public function edit( $head , $node ) { $cur = $head ; while (NULL != $cur ->next) { if ( $cur ->next->id == $node ->id) { break ; } $cur = $cur ->next; } $cur ->next->name = $node ->name; return $head ; } static public function pop ( $head , $node ) { $cur = $head ; while (NULL != $cur ->next) { if ( $cur ->next == $node ) { break ; } $cur = $cur ->next; } $cur ->next = $node ->next; return $head ; } } $team = new Demo(); $node1 = new Demo(1, '唐三藏' ); Demo::push( $team , $node1 ); $node1 ->name = '唐僧' ; Demo::show( $team ); // Demo::show($team); $node2 = new Demo(2, '孙悟空' ); Demo::insert( $team , $node2 ); // Demo::show($team); $node3 = new Demo(5, '白龙马' ); Demo::push( $team , $node3 ); // Demo::show($team); $node4 = new Demo(3, '猪八戒' ); Demo::insert( $team , $node4 ); // Demo::show($team); $node5 = new Demo(4, '沙和尚' ); Demo::insert( $team , $node5 ); // Demo::show($team); $node4 ->name = '猪悟能' ; //php对象传引用,所以Demo::edit没有必要 // unset($node4); // $node4 = new Demo(3, '猪悟能'); // Demo::edit($team, $node4); Demo::pop( $team , $node1 ); Demo::show( $team ); |
以上就是本文的全部内容,希望对大家实现php单链表有所帮助。