出力結果
Yahoo
プログラム例 JavaScript
const request = require('request');
const cheerio = require('cheerio');
let target_url = "https://www.yahoo.com/";
request(
{ method: 'GET', uri: target_url, gzip: true},
function(err, res, content) {
const $ = cheerio.load(content);
console.log($('title').text());
}
);
PHP
<?php
$target_url = "https://www.yahoo.com/";
$context = stream_context_create(array('http' => array(
'method' => "GET",
'header' => implode("\r\n", array('Accept-Encoding: gzip,deflate'))
)));
$content = file_get_contents($target_url, false, $context);
if (isGzipResponse($http_response_header)) {
$content = gzdecode($content);
}
$matches = [];
if( preg_match('!<title>(.*?)</title>!is', $content, $matches) ) {
print $matches[1]."\n";
}
function isGzipResponse($headers) {
foreach($headers as $header) {
if (stristr($header, 'content-encoding') and stristr($header, 'gzip')) {
return true;
}
}
}
Perl
use HTML::TagParser;
my $target_url = "https://www.yahoo.com/";
my $html = HTML::TagParser->new($target_url);
my $title = $html->getElementsByTagName( "title" );
print $title->innerText()."\n" if ref $title;
Python
from pyquery import PyQuery
target_url = "https://www.yahoo.com/"
pq = PyQuery(url=target_url)
print(pq('title').text())
Ruby
require 'open-uri'
require 'nokogiri'
target_url = "https://www.yahoo.com/"
doc = Nokogiri.HTML(open(target_url))
doc.search('title').each do |elm|
puts elm.content
end
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