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php公用函数列表[正则]_PHP教程

时间：2021-07-01 10:21:17 帮助过：3人阅读

代码如下:
/*********************************************************************
* 公用函数列表
* ubb,getip,GoIn,goback,IsInt,InString
* OurHome:http://iwind.org
* http://10.13.31.90/~coldwind
*
* */
/////////////////ubb支持代码函数////////////////////////////
function ubb($Text) {
$Text=trim($Text);
$Text=htmlspecialchars($Text);
$Text=ereg_replace("\n","
",$Text);
$Text=preg_replace("/\\t/is"," ",$Text);
$Text=preg_replace("/\[h1\](.+?)\[\/h1\]/is","

\https://www.gxlcms.com/\1

",$Text);
$Text=preg_replace("/\[h2\](.+?)\[\/h2\]/is","

\https://www.gxlcms.com/\1

",$Text);
$Text=preg_replace("/\[h3\](.+?)\[\/h3\]/is","

\https://www.gxlcms.com/\1

",$Text);
$Text=preg_replace("/\[h4\](.+?)\[\/h4\]/is","

\https://www.gxlcms.com/\1

",$Text);
$Text=preg_replace("/\[h5\](.+?)\[\/h5\]/is","
\https://www.gxlcms.com/\1
",$Text);
$Text=preg_replace("/\[h6\](.+?)\[\/h6\]/is","
\https://www.gxlcms.com/\1
",$Text);
$Text=preg_replace("/\[center\](.+?)\[\/center\]/is","
\https://www.gxlcms.com/\1
",$Text);
$Text=preg_replace("/\[url\](http:\/\/.+?)\[\/url\]/is","\https://www.gxlcms.com/\1",$Text);
$Text=preg_replace("/\[url\](.+?)\[\/url\]/is","http://\https://www.gxlcms.com/\1",$Text);
$Text=preg_replace("/\[url=(http:\/\/.+?)\](.*)\[\/url\]/is","\\2",$Text);
$Text=preg_replace("/\[url=(.+?)\](.*)\[\/url\]/is","\\2",$Text);
$Text=preg_replace("/\[img\](.+?)\[\/img\]/is","",$Text);
$Text=preg_replace("/\[color=(.+?)\](.+?)\[\/color\]/is","\\2",$Text);
$Text=preg_replace("/\[size=(.+?)\](.+?)\[\/size\]/is","\\2",$Text);
$Text=preg_replace("/\[sup\](.+?)\[\/sup\]/is","\https://www.gxlcms.com/\1",$Text);
$Text=preg_replace("/\[sub\](.+?)\[\/sub\]/is","\https://www.gxlcms.com/\1",$Text);
$Text=preg_replace("/\[pre\](.+?)\[\/pre\]/is","
  1. \https://www.gxlcms.com/\1
",$Text);
$Text=preg_replace("/\[email\](.+?)\[\/email\]/is","\https://www.gxlcms.com/\1",$Text);
$Text=preg_replace("/\[i\](.+?)\[\/i\]/is","\https://www.gxlcms.com/\1",$Text);
$Text=preg_replace("/\[b\](.+?)\[\/b\]/is","\https://www.gxlcms.com/\1",$Text);
$Text=preg_replace("/\[quote\](.+?)\[\/quote\]/is","
quote:
\https://www.gxlcms.com/\1
", $Text);
$Text=preg_replace("/\[code\](.+?)\[\/code\]/is","
code:
\https://www.gxlcms.com/\1
", $Text);
$Text=preg_replace("/\[sig\](.+?)\[\/sig\]/is","

--------------------------
\https://www.gxlcms.com/\1
--------------------------", $Text);
return $Text;
}

////////////////取得浏览者的ip地址/////////////////////////////
function getip() {
$IP=getenv('REMOTE_ADDR');
$IP_ = getenv('HTTP_X_FORWARDED_FOR');
if (($IP_ != "") && ($IP_ != "unknown")) $IP=$IP_;
return $IP;
}
function goback($num,$saying){
echo"
$saying";
}
///////////////////判断字符串中是否含有array中的某一值/////////////////
function InString($array,$string){
while(list(,$value)=each($array)){
if(eregi($value,$string)){
return true;
exit;
}
}
}
////////////////////链接到某一页面///////////////////////////////////////
function GoIn($addr,$saying){
echo"
$saying
";
}
////////////////////JS返回//////////////////////////////////////////////
function IsInt($string){
if(ereg("^[0-9]{0,}$",$string)){
return true;
}
else {
return false;
}
}
?>

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/317885.htmlTechArticle 代码如下:

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  203. <div class="login-form" id="nav-signin">
  204.  <!-- <div class="login-ico"><a rel="nofollow" class="qq" id="qqlogin" target="_blank" href="/user-center-qqlogin.html"> QQ </a></div>  -->
  205. <div class="login-box-form" id="con_login_1">
  206. <form id="loginform" action="/user-center-login.html" method="post" onsubmit="return false;">
  207. <p class="int-text">
  208. <input class="email" id="username" name="username" type="text" value="用户名或Email" onfocus="if(this.value=='用户名或Email'){this.value='';}" onblur="if(this.value==''){this.value='用户名或Email';};"></p>
  209. <p class="int-text">
  210. <input class="password1" type="password" id="password" name="password" value="******" onblur="if(this.value=='') this.value='******';" onfocus="if(this.value=='******') this.value='';">
  211. </p>
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  213.                 <label class="ui-label"> </label>
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  220.   </form>
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  224. <input type="hidden" name="t" id="t">
  225.   <p class="int-text">
  226.     <input id="email" name="email" type="text" value="Email" onfocus="if(this.value=='Email'){this.value='';}" onblur="if(this.value==''){this.value='Email';};"></p>
  227.     <p class="int-text">
  228.     <input id="uname" name="username" type="text" value="用户名或昵称" onfocus="if(this.value=='用户名或昵称'){this.value='';}" onblur="if(this.value==''){this.value='用户名或昵称';};"></p>
  229.   <p class="int-text">
  230.   <input type="password" id="pwd" name="password" value="******" onblur="if(this.value=='') this.value='******';" onfocus="if(this.value=='******') this.value='';"> </p>
  231.   <p class="int-text1"><span class="inputbox">
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  233.     </span><span class="yzm-img"><img src="/user-checkcode-index" alt="看不清楚换一张" id="indexlogin"></span></p>
  234.   <p class="int-info">
  235.     <label>
  236.       <input value="" name="agreement" id="agreement" checked="checked" type="checkbox">
  237.       我已阅读<a rel="nofollow" href="/user-center-agreement.html">用户协议</a>及<a rel="nofollow" href="/user-center-agreement.html">版权声明</a></label>
  238.   </p>
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  241. </div>
  242.  </form>
  243. </div>
  244. </div>
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  251. (function() {
  252.   var hm = document.createElement("script");
  253.   hm.src = "https://hm.baidu.com/hm.js?6dc1c3c5281cf70f49bc0bc860ec24f2";
  254.   var s = document.getElementsByTagName("script")[0]; 
  255.   s.parentNode.insertBefore(hm, s);
  256. })();
  257. </script>
  258.  <script type="text/javascript" src="/layui/layui.js"></script>
  259.     <script>
  260.     layui.use('code', function() {
  261.         layui.code({
  262.             elem: 'pre', //默认值为.layui-code
  263.             about: false,
  264.             skin: 'notepad',
  265.             title: 'php怎么实现数据库验证跳转代码块',
  266.             encode: true //是否转义html标签。默认不开启
  267.         });
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