提取HTML标签代码
修改时间：[2009/11/20 18:45] 阅读次数：[1557] 发表者：[起缘]
<?php
/*********************************
*
* 作者: 徐祖宁 (唠叨)
* 邮箱: [email protected]
* 开发: 2002.07
*
*
* 函数: tags
* 功能: 从文件中提取HTML标签
*
* 入口:
* $filename 文件名
* $tag 标签名
* 返回:
* 数组,每项为:
* tagName String
* Text String
* Attrs Array
*
* 示例:
* print_r(tags(test1.htm,a));
* print_r(http://localhost/index.htm,img);
*
*/
function tags($filename,$tag) {
$buffer = join(,file($filename));
$buffer = eregi_replace(rn,,$buffer);
$tagkey = sql_regcase($tag);
$buffer = eregi_replace(<$tagkey ,n<$tag ,$buffer);
$ar = split(n,$buffer);
foreach($ar as $v) {
if(! eregi(<$tagkey ,$v)) continue;
eregi(<$tagkey ([^>]*)((.*)</$tagkey)?,$v,$regs);
$p[tagName] = strtoupper($tag);
if($regs[3])
$p[Text] = $regs[3];
$s = trim(eregi_replace([ t]+, ,$regs[1])). ;
$s = eregi_replace( *= *,=,$s);
$a = split( ,$s);
for($i=0;$i<count($a);$i++) {
$ch = array();
if(eregi(=['],$a[$i])) {
$j = $i+1;
while(!eregi([']$,$a[$i])) {
$a[$i] .= .$a[$j];
unset($a[$j]);
}
}
}
foreach($a as $k) {
$name = strtoupper(strtok($k,=));
$value = strtok(0);
if(eregi(^['],$value))
$value = substr($value,1,-1);
if($name)
$p[Attrs][$name] = $value;
}
$pp[] = $p;
}
return $pp;
}
?> ;
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