php获取网页标题和内容函数(不包含html标签)

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获取,标题,内容

php教程-php手册

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有时候我们需要获取网页的标题与内容，就是个采集函数，这里简单分享下，方便需要的朋友

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复制代码 代码如下:

function getPageContent($url) {

//$url=’;

$pageinfo = array();

$pageinfo[content_type] = ”;

$pageinfo[charset] = ”;

$pageinfo[title] = ”;

$pageinfo[description] = ”;

$pageinfo[keywords] = ”;

$pageinfo[body] = ”;

$pageinfo[‘httpcode’] = 200;

$pageinfo[‘all’] = ”;

$ch = curl_init();

curl_setopt($ch, CURLOPT_USERAGENT, “Mozilla/4.0 (compatible; MSIE 5.01; Windows NT 5.0)”);

curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);

curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);

curl_setopt($ch, CURLOPT_SSL_VERIFYPEER,0);

curl_setopt($ch, CURLOPT_TIMEOUT, 8);

curl_setopt($ch, CURLOPT_FILETIME, 1);

curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

//curl_setopt($ch, CURLOPT_HEADER, 1);

curl_setopt($ch, CURLOPT_URL,$url);

$curl_start = microtime(true);

$store = curl_exec ($ch);

$curl_time = microtime(true) – $curl_start;

if( curl_error($ch) ) {

$pageinfo[‘httpcode’] = 505; //gate way error

echo ‘Curl error: ‘ . curl_error($ch) .”/n”;

return $pageinfo;

}

//print_r(curl_getinfo($ch));

$pageinfo[‘httpcode’] = curl_getinfo($ch,CURLINFO_HTTP_CODE);

//echo curl_getinfo($ch,CURLINFO_CONTENT_TYPE).”/n”;

$pageinfo[content_type] = curl_getinfo($ch,CURLINFO_CONTENT_TYPE);

if(intval($pageinfo[‘httpcode’]) 200 or !preg_match(‘@text/html@’,curl_getinfo($ch,CURLINFO_CONTENT_TYPE) ) ) {

//print_r(curl_getinfo($ch) );

//exit;

return $pageinfo;

}

preg_match(‘/charset=([^/s/n/r]+)/i’,curl_getinfo($ch,CURLINFO_CONTENT_TYPE),$matches); //从header 里取charset

if( trim($matches[1]) ) {

$pageinfo[charset] = trim($matches[1]);

}

//echo $pageinfo[charset];

//exit;

curl_close ($ch);

//echo $store;

//remove javascript

$store = preg_replace(“/<!–

(.*)/smUi”,”,$store);

//remove link

$store = preg_replace(“/]+>/smUi”,”,$store);

//remove

$store = preg_replace(“//smUi”,”,$store);

//remove

<style </ $store = preg_replace(“/(.*)/smUi”,”,$store);

//remove 中文空格

$store = preg_replace(“//”,”,$store);

//remove 标点符号

//$store = preg_replace(“/[/~`!@#$%^&*()_/-+={}|/[/]//;’:”//?/,/.//]/”,”,$store);

//preg_match(“/(.*)/smUi”,$store, $matches);

//$head = $matches[1];

//echo $head. “/n”;

//charset

if($pageinfo[charset] == ” ) {

preg_match(‘@]*>@i’,$store,$matches);

$pageinfo[charset] = trim($matches[1]);

}

//desctiption

preg_match(‘@]+)/*>@i’,$store,$matches);

//print_r($matches);

$desc = trim($matches[1]);

$pageinfo[description] = str_replace(“/””, ”,$desc);

preg_match(‘@]+)/*>@i’,$store,$matches);

//print_r($matches);

$keywords = trim($matches[1]);

$pageinfo[keywords] = str_replace(“/””, ”,$keywords);

preg_match(“/