|
|
/*********************************
*
* 作者: 徐祖寧 (嘮叨)
* 郵箱: czjsz_ah@stats.gov.cn
* 開(kāi)發(fā): 2002.07
*
*
* 函數(shù): tags
* 功能: 從文件中提取HTML標(biāo)簽
*
* 入口:
* $filename 文件名
* $tag 標(biāo)簽名
* 返回:
* 數(shù)組,每項(xiàng)為:
* tagName String
* Text String
* Attrs Array
*
* 示例:
* print_r(tags("test1.htm","a"));
* print_r("http://localhost/index.htm","img");
*
*/
function tags($filename,$tag) {
$buffer = join("",file($filename));
$buffer = eregi_replace("/r/n","",$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;
}
?>
php技術(shù)：提取HTML標(biāo)簽，轉(zhuǎn)載需保留來(lái)源！
鄭重聲明：本文版權(quán)歸原作者所有，轉(zhuǎn)載文章僅為傳播更多信息之目的，如作者信息標(biāo)記有誤，請(qǐng)第一時(shí)間聯(lián)系我們修改或刪除，多謝。
