<?
//--------------------
// 基本数据结构算法
//--------------------
//二分查找(数组里查找某个元素)
function bin_sch($array, $low, $high, $k){
if ($low <= $high){
$mid = intval(($low+$high)/2);
if ($array[$mid] == $k){
return $mid;
}elseif ($k < $array[$mid]){
return bin_sch($array, $low, $mid-1, $k);
}else{
return bin_sch($array, $mid+1, $high, $k);
}
}
return -1;
}
//顺序查找(数组里查找某个元素)
function seq_sch($array, $n, $k){
$array[$n] = $k;
for($i=0; $i<$n; $i++){
if($array[$i]==$k){
break;
}
}
if ($i<$n){
return $i;
}else{
return -1;
}
}
//线性表的删除(数组中实现)
function delete_array_element($array, $i)
{
$len = count($array);
for ($j=$i; $j<$len; $j++){
$array[$j] = $array[$j+1];
}
array_pop($array);
return $array;
}
//冒泡排序(数组排序)
function bubble_sort($array)
{
$count = count($array);
if ($count <= 0) return false;
for($i=0; $i<$count; $i++){
for($j=$count-1; $j>$i; $j--){
if ($array[$j] < $array[$j-1]){
$tmp = $array[$j];
$array[$j] = $array[$j-1];
$array[$j-1] = $tmp;
}
}
}
return $array;
}
//快速排序(数组排序)
function quick_sort($array) {
if (count($array) <= 1) return $array;
$key = $array[0];
$left_arr = array();
$right_arr = array();
for ($i=1; $i<count($array); $i++){
if ($array[$i] <= $key)
$left_arr[] = $array[$i];
else
$right_arr[] = $array[$i];
}
$left_arr = quick_sort($left_arr);
$right_arr = quick_sort($right_arr);
return array_merge($left_arr, array($key), $right_arr);
}
//------------------------
// PHP内置字符串函数实现
//------------------------
//字符串长度
function strlen($str)
{
if ($str == '') return 0;
$count = 0;
while (1){
if ($str[$count] != NULL){
$count++;
continue;
}else{
break;
}
}
return $count;
}
//截取子串
function substr($str, $start, $length=NULL)
{
if ($str=='' || $start>strlen($str)) return;
if (($length!=NULL) && ($start>0) && ($length>strlen($str)-$start)) return;
if (($length!=NULL) && ($start<0) && ($length>strlen($str)+$start)) return;
if ($length == NULL) $length = (strlen($str) - $start);
if ($start < 0){
for ($i=(strlen($str)+$start); $i<(strlen($str)+$start+$length); $i++) {
$substr .= $str[$i];
}
}
if ($length > 0){
for ($i=$start; $i<($start+$length); $i++) {
$substr .= $str[$i];
}
}
if ($length < 0){
for ($i=$start; $i<(strlen($str)+$length); $i++) {
$substr .= $str[$i];
}
}
return $substr;
}
//字符串翻转
function strrev($str)
{
if ($str == '') return 0;
for ($i=(strlen($str)-1); $i>=0; $i--){
$rev_str .= $str[$i];
}
return $rev_str;
}
//字符串比较
function strcmp($s1, $s2)
{
if (strlen($s1) < strlen($s2)) return -1;
if (strlen($s1) > strlen($s2)) return 1;
for ($i=0; $i<strlen($s1); $i++){
if ($s1[$i] == $s2[$i]){
continue;
}else{
return false;
}
}
return 0;
}
//查找字符串
function strstr($str, $substr)
{
$m = strlen($str);
$n = strlen($substr);
if ($m < $n) return false;
for ($i=0; $i<=($m-$n+1); $i++){
$sub = substr($str, $i, $n);
if (strcmp($sub, $substr) == 0) return $i;
}
return false;
}
//字符串替换
function str_replace($substr, $newsubstr, $str)
{
$m = strlen($str);
$n = strlen($substr);
$x = strlen($newsubstr);
if (strchr($str, $substr) == false) return false;
for ($i=0; $i<=($m-$n+1); $i++){
$i = strchr($str, $substr);
$str = str_delete($str, $i, $n);
$str = str_insert($str, $i, $newstr);
}
return $str;
}
//--------------------
// 自实现字符串处理函数
//--------------------
//插入一段字符串
function str_insert($str, $i, $substr)
{
for($j=0; $j<$i; $j++){
$startstr .= $str[$j];
}
for ($j=$i; $j<strlen($str); $j++){
$laststr .= $str[$j];
}
$str = ($startstr . $substr . $laststr);
return $str;
}
//删除一段字符串
function str_delete($str, $i, $j)
{
for ($c=0; $c<$i; $c++){
$startstr .= $str[$c];
}
for ($c=($i+$j); $c<strlen($str); $c++){
$laststr .= $str[$c];
}
$str = ($startstr . $laststr);
return $str;
}
//复制字符串
function strcpy($s1, $s2)
{
if (strlen($s1)==NULL || !isset($s2)) return;
for ($i=0; $i<strlen($s1); $i++){
$s2[] = $s1[$i];
}
return $s2;
}
//连接字符串
function strcat($s1, $s2)
{
if (!isset($s1) || !isset($s2)) return;
$newstr = $s1;
for($i=0; $i<count($s); $i++){
$newstr .= $st[$i];
}
return $newsstr;
}
//简单编码函数(与php_decode函数对应)
function php_encode($str)
{
if ($str=='' && strlen($str)>128) return false;
for($i=0; $i<strlen($str); $i++){
$c = ord($str[$i]);
if ($c>31 && $c<107) $c += 20;
if ($c>106 && $c<127) $c -= 75;
$word = chr($c);
$s .= $word;
}
return $s;
}
//简单解码函数(与php_encode函数对应)
function php_decode($str)
{
if ($str=='' && strlen($str)>128) return false;
for($i=0; $i<strlen($str); $i++){
$c = ord($word);
if ($c>106 && $c<127) $c = $c-20;
if ($c>31 && $c<107) $c = $c+75;
$word = chr($c);
$s .= $word;
}
return $s;
}
//简单加密函数(与php_decrypt函数对应)
function php_encrypt($str)
{
$encrypt_key = 'abcdefghijklmnopqrstuvwxyz1234567890';
$decrypt_key = 'ngzqtcobmuhelkpdawxfyivrsj2468021359';
if (strlen($str) == 0) return false;
for ($i=0; $i<strlen($str); $i++){
for ($j=0; $j<strlen($encrypt_key); $j++){
if ($str[$i] == $encrypt_key[$j]){
$enstr .= $decrypt_key[$j];
break;
}
}
}
return $enstr;
}
//简单解密函数(与php_encrypt函数对应)
function php_decrypt($str)
{
$encrypt_key = 'abcdefghijklmnopqrstuvwxyz1234567890';
$decrypt_key = 'ngzqtcobmuhelkpdawxfyivrsj2468021359';
if (strlen($str) == 0) return false;
for ($i=0; $i<strlen($str); $i++){
for ($j=0; $j<strlen($decrypt_key); $j++){
if ($str[$i] == $decrypt_key[$j]){
$enstr .= $encrypt_key[$j];
break;
}
}
}
return $enstr;
}
?>
function stripslashes_content(&$content) {
if(get_magic_quotes_gpc() == 0) {
$content = str_replace("'","'",$content);
$content = str_replace('-',"-",$content);
$content = str_replace('`',"`",$content);
$content = str_replace('"',""",$content);
$content = str_replace("\","\\",$content);
}
return $content;
}
function checkNumber($num) {
return ((string)(int)$num === (string)$num ? true : false);
}
function isemail($email) {
return strlen($email) > 6 &&
preg_match("/^[w-.]+@[w-.]+(.w+)+$/", $email);
}
function dhtmlspecialchars($string) {
if(is_array($string)) {
foreach($string as $key => $val) {
$string[$key] = dhtmlspecialchars($val);
}
} else {
$string =
preg_replace('/&((#(d{3,5}|x[a-fA-F0-9]{4})|[a-zA-Z][a-z0-9]{2,5});)
/', '&\1',
str_replace(array('&', '"', '<', '>'), array('&', '"', '<',
'>'), $string));
}
return $string;
}
function getReply($id) {
global $db,$db_tables;
$db->query("SELECT * FROM {$db_tables['repeat']} WHERE id='{$id}'");
$reply = $db->fetch();
if(is_array($reply))
return $reply;
else
return false;
}
我的refreshContent函数调用不了,我已被这个问题困扰了好几天了 ,就是找不到问题出在哪了,希望大家帮我看看,谢谢!
代码如下:
xajax_smarty.php
<?php
require_once( 'Config/Config.inc.php');
require_once('xajax/xajax_core/xajax.inc.php');
$xajax = new xajax();
function loadContent($n){
global $Smarty;
if($n==0){
$data[] = array('title' =>'helloworld','content' =>'<p>what is going on?</p>');
$data[] = array('title' =>'another item','content' => '<p>nothing fancy</p>');
}
else if($n == 1){
echo '=============';
$data[] = array('title' =>'Dynamically loaded' , 'content' => '<p>There you go</p>');
}
$Smarty ->assign('posts' ,$data);
$ret = $Smarty ->fetch('post.html');
$Smarty ->clear_all_assign();
return $ret;
}
function refreshContent($formValues){//调用不了
echo "ldkfjdl";
$response= new xajaxResponse();
$newContent = loadContent($formValues['select_page']);
$response ->addAssign('content' , 'innerHTML' , $newContent);
return $response;
}
$xajax ->registerFunction('refreshContent');
$xajax->processRequest();
$Smarty ->assign('content' , loadContent(0));
$Smarty ->assign('xajaxjavascript' , $xajax ->getJavascript('xajax/'));
$Smarty ->display('main.html');
?>
post.html
<html>
<body>
<%{foreach from = $posts item = post}%>
<div>
<h2><%{$post.title}%></h2>
<%{$post.content}%>
</div>
<%{/foreach }%>
</body>
</html>
main.html
<html>
<head>
<%{$xajaxjavascript}%>
</head>
<body>
<div id="header">
<h1>Smarty $amp;xajax</h1>
</div>
<form id="frm_switcher" method="POST" >
更换内容
<select name = "select_page">
<option value="0" selected='selected'>页面索引 0</option>
<option value="1" > 页面索引 1</option>
</select>
</form>
<div id ="content">
<%{$content}%>
</div>
</body>
</html>
Warning: Missing argument 3 for photo_bigclass(), called in F:\myweb\79look\index.php on line 78 and defined in F:\myweb\79look\inc\base_function.php on line 127
Notice: Undefined variable: end in F:\myweb\79look\inc\base_function.php on line 128
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
经过分析,是函数参数不相同.
Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in
$connect=mysql_connect("localhost","root","123") or die("无法连接数据库".mysql_error());
mysql_select_db("cmstest") or die("无法选择数据库".mysql_errno());
$sql="select * from article where pid=1";
$result=mysql_query($sql,$connect) or die("无法查询sql语句".mysql_error());
$nums=mysql_num_rows($result);
echo "nums is:".$nums;
while($res=mysql_fetch_array($result)){
echo $res[0];
}
原来是$result重复了.