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@ 2017-06-30T00:40:12Z

<?php

$doc = new DOMDocument;

// We don't want to bother with white spaces
$doc->preserveWhiteSpace = false;

  $doc->strictErrorChecking = false;
$doc->recover = true;

$doc->loadHTMLFile('https://www.bloomberg.com/quote/USDJPY:CUR');



$xpath = new DOMXPath($doc);

$query = "//meta[@itemprop='priceChangePercent']";


$entries = $xpath->query($query);
foreach ($entries as $entry) {
$result = trim($entry->getAttribute('content'));
$ret_ = explode(' ', $result);
//make sure every element in the array don't start or end with blank
foreach ($ret_ as $key=>$val){
$ret_[$key]=trim($val);
}
//delete the empty element and the element is blank "\n" "\r" "\t"
 //I modify this line
$ret_ = array_values(array_filter($ret_,deleteBlankInArray));

//echo the last element
echo $ret_[0];



}


?>

Output for git.master, git.master_jit, rfc.property-hooks: Warning: DOMDocument::loadHTMLFile(): Unable to find the wrapper "https" - did you forget to enable it when you configured PHP? in /in/HRh4h on line 11 Warning: DOMDocument::loadHTMLFile(): I/O warning : failed to load external entity "https://www.bloomberg.com/quote/USDJPY:CUR" in /in/HRh4h on line 11

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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