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 );
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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。