从 PHP 脚本中,我正在下载 RSS 提要,例如:
$fp = fopen('http://news.google.es/news?cf=all&ned=es_ve&hl=es&output=rss','r')
or die('Error reading RSS data.');
该提要是西班牙新闻提要,在我下载文件后,我将所有信息解析为一个 var,该 var 仅包含<description>
每个<item>
. 好吧,问题是当我回显 var 时,所有信息都有一个 html 结尾,例如:
echo($result);
//此印刷品: el Ministerio pãºblicoinvestigarã¡ la publicaciã³n en la primea pã¡gina
好吧,我可以创建一个巨大的案例实例,搜索每个 char 可以将其更改为对应的,例如:ã¡ 甚至更好的是,没有html 编码就无法将内容下载到 $fp吗?谢谢!
实际代码:
<?php
$acumula="";
$insideitem = false;
$tag = '';
$title = '';
$description = '';
$link = '';
function startElement($parser, $name, $attrs) {
global $insideitem, $tag, $title, $description, $link;
if ($insideitem) {
$tag = $name;
} elseif ($name == 'ITEM') {
$insideitem = true;
}
}
function endElement($parser, $name) {
global $insideitem, $tag, $title, $description, $link, $acumula;
if ($name == 'ITEM') {
$acumula = $acumula . (trim($title)) . "<br>" . (trim($description));
$title = '';
$description = '';
$link = '';
$insideitem = false;
}
}
function characterData($parser, $data) {
global $insideitem, $tag, $title, $description, $link;
if ($insideitem) {
switch ($tag) {
case 'TITLE':
$title .= $data;
break;
case 'DESCRIPTION':
$description .= $data;
break;
case 'LINK':
$link .= $data;
break;
}
}
}
$xml_parser = xml_parser_create();
xml_set_element_handler($xml_parser, 'startElement', 'endElement');
xml_set_character_data_handler($xml_parser, "characterData");
$fp = fopen('http://news.google.es/news?cf=all&ned=es_ve&hl=es&output=rss','r')
or die('Error reading RSS data.');
while ($data = fread($fp, 4096)) {
xml_parse($xml_parser, $data, feof($fp))
or die(sprintf('XML error: %s at line %d',
xml_error_string(xml_get_error_code($xml_parser)),
xml_get_current_line_number($xml_parser)));
}
//echo $acumula;
fclose($fp);
xml_parser_free($xml_parser);
echo($acumula); // THIS IS $RESULT!
?>