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<?php
/**
by lenush;
*/
class Tree
{
var $data = array();
var $child = array(-1=>array());
var $layer = array(-1=>-1);
var $parent = array();
function Tree ($value)
{
$this->setNode(0, -1, $value);
} // end func
function setNode ($id, $parent, $value)
{
$parent = $parent?$parent:0;
$this->data[$id] = $value;
$this->child[$id] = array();
$this->child[$parent][] = $id;
$this->parent[$id] = $parent;
if (!isset($this->layer[$parent]))
{
$this->layer[$id] = 0;
}
else
{
$this->layer[$id] = $this->layer[$parent] + 1;
}
} // end func
function getList (&$tree, $root= 0)
{
foreach ($this->child[$root] as $key=>$id)
{
 
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<?php
function genpage(&$sql,$page_size=10)
{
global $pages,$sums,$eachpage,$page; //×ÜÒ³Êý£¬×ܼǼ£¬Ã¿Ò³Êý£¬µ±Ç°Ò³
$page = $_GET["page"];
if($page ==0)$page =1;
$eachpage = $page_s ......
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PHPµÄÈÕÆÚʱ¼äº¯Êýdate()
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echo date('Y-m-j');
2007-02-6
echo date('y-n-j');
07-2-6
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echo date('Y-M-j');
2007-Feb-6
echo date('Y-m-d');
2007-02-06
´óдM±íʾÔ·ݵÄ3¸öËõÐ´× ......
<?php
//·ÖÒ³
$link=mysql_connect("localhost","root","root");
$db=mysql_select_db("bustest",$link);
$res=mysql_query("select * from info");
//Ò»¹²¶àÉÙÌõ
$count=mysql_num_rows($res);
//ÿҳ5ÌõÐÅÏ¢
$perpage=5;
//Ò»¹²¶àÉÙÒ³
$pagecount=ceil($count/$perpage);
//´«¹ýÀ´µÄÒ³Êý
$pagenum=$_REQUE ......
log into file
//
ob_start();
echo "<pre>";
print_r($data);
echo "</pre>";
$a=ob_get_contents();
//DAL::remove("insert into mytest(vvv) values('$a')");
$filename = "file.txt";
$file = fopen($filename, "w") ......