php批量替换内容或指定目录下所有文件内容

$addr=strtr($addr,"","aao");        //第一种调用方法
$trans=array("hello"=>"hi","hi"=>"hello");      //定义一个转换数组
echo strtr("hi all, i said hello",$trans);       //第二种调用方法

//普通字符串

echo strtr("hilla warld","ia","eo");

//数组

$arr = array("hello" => "hi", "world" => "earth");
echo strtr("hello world",$arr);

function file_modify($search_contents, $replace_contents, $filename)
{
        $fp = file_get_contents($filename);
        $new_fp = str_replace($search_contents, $replace_contents, $fp);
        file_put_contents($filename, $new_fp);
}

// +------ 用法
file_modify('sdf hjhj', 'sdf_test hjhj_test', 'test10.html');

preg_replace('|(<div class="body">)(^<]+)(</div>)|iSU', "${1}" . 替换后的内容 . "$3", $str);

preg_replace('|(<div class="body">)(^<]+)(</div>)|iSU', "${1}" . 替换后的内容 . "$3", $str);

< ?php
/*
More & Original PHP Framwork
Copyright (c) 2007 - 2008 IsMole Inc.
Author: kimi
Documentation: 下载样式文件中的图片，水水专用扒皮工具
*/
 
//note 设置PHP超时时间
set_time_limit(0);
 
//note 取得样式文件内容
$styleFileContent = file_get_contents('images/style.css');
 
//note 匹配出需要下载的URL地址
preg_match_all("/url((.*))/", $styleFileContent, $imagesURLArray);
 
//note 循环需要下载的地址，逐个下载
$imagesURLArray = array_unique($imagesURLArray[1]);
    foreach($imagesURLArray as $imagesURL) {
    file_put_contents(basename($imagesURL), file_get_contents($imagesURL));
}

?>

  
    < ?php

 
    //note 设置PHP超时时间

 
    set_time_limit(0);
 
 
    //note 取得样式文件内容

    $styleFileContent = file_get_contents('images/style.css');

    //note 匹配出需要下载的URL地址

    preg_match_all("/url((.*))/", $styleFileContent, $imagesURLArray);

    //note 循环需要下载的地址，逐个下载

    $imagesURLArray = array_unique($imagesURLArray[1]);

    foreach($imagesURLArray as $imagesURL) {

    file_put_contents(basename($imagesURL), file_get_contents($imagesURL));

 
    }

function funcemail($str)//邮箱正则表达式
{
 return (preg_match('/^[_.0-9a-z-a-z-]+@([0-9a-z][0-9a-z-]+.)+[a-z]{2,4}$/',$str))?true:false;
}//验证方法一

$str="qbcd@126.com.cn";
preg_match("/^[0-9a-z]+@(([0-9a-z]+)[.])+[a-z]{2,3}$/",$str,$re);
print_r($re);//邮箱验证二

if (eregi("^[_.0-9a-z-]+@([0-9a-z][0-9a-z-]+.)+[a-z]{2,3}$",$email)) {
  echo "您的 e-mail 通过初步检查";
}//第三种邮箱验证方法

if (ereg("/^[a-z]([a-z0-9]*[-_.]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[.][a-z]{2,3}([.][a-z]{2})?$/i; ",$email)){
 echo "your email address is correct!";}
 　　 else{
 echo "please try again!";
 }

require_once ROOTPATH . "ckeditor/ckeditor.php";
$CKEditor = new CKEditor();
$CKEditor->returnOutput = true; //设置输出可用变量的情况
$CKEditor->basePath = '/ckeditor/';//设置路径
$contentarea =  $CKEditor->editor("content", $rs['contents']); //生成一个以name为content的

textarea
 
echo $contentarea;

<script type="text/javascript" src="ckeditor/ckeditor.js"></script>

<textarea cols="80" name="content" rows="10"></textarea>

function CheckAuthentication()
{

return false;//改为return false
}

session_start();
function CheckAuthentication(){
    if(isset($_SESSION['UseEidtor']))
        return true;
    else
         return  false;
}

 <script type="text/javascript" src="ckeditor/ckfinder/ckfinder.js"></script>

require_once ROOTPATH . "ckeditor/ckeditor.php";
    require_once ROOTPATH . 'ckfinder/ckfinder.php' ;
   
     $CKEditor  = new  CKEditor();
    $CKEditor->returnOutput = true;
    $CKEditor->basePath = '/ckeditor/';
 
    CKFinder::SetupCKEditor($CKEditor, '/ckfinder/') ;//注意这里是相对路径，相对于根目录，

不能用绝对路径
 
    $contentarea =  $CKEditor->editor("content", $rs['contents']);

<script type="text/javascript">
CKEDITOR.replace( 'editor1',
{
filebrowserBrowseUrl : 'ckeditor/ckfinder/ckfinder.html',
filebrowserImageBrowseUrl : 'ckeditor/ckfinder/ckfinder.html?Type=Images',
filebrowserFlashBrowseUrl : 'ckeditor/ckfinder/ckfinder.html?Type=Flash',
filebrowserUploadUrl : 'ckeditor/ckfinder/core/connector/php/connector.php?

command=QuickUpload&type=Files',
filebrowserImageUploadUrl : 'ckeditor/ckfinder/core/connector/php/connector.php?

command=QuickUpload&type=Images',
filebrowserFlashUploadUrl : 'ckeditor/ckfinder/core/connector/php/connector.php?

command=QuickUpload&type=Flash'
});
</script>

function getBaiduHotKeyWord()
{
    $templateRss = file_get_contents('http://top.baidu.com/rss_xml.php?p=top10');
    If (preg_match('/<table>(.*)</table>/is', $templateRss, $_description)) {
        $templateRss = $_description [0];
        $templateRss = str_replace("&", "&amp;", $templateRss);
    }
    $templateRss = "<?xml version="1.0" encoding="GBK"?>" . $templateRss;
    $xml = simplexml_load_String($templateRss);
    foreach ($xml->tbody->tr as $temp) {
        if (!empty ($temp->td->a)) {
            $keyArray [] = trim(($temp->td->a));
        }
    }
    return $keyArray;
}