Here i am showing how can we extract headings(h1,h2,h3,h4,h5,h6) from HTML string using very simple php code.
If you want you can use regular expressions
preg_match_all('/<h[0-6]>([^</h[0-6]>*)</h/i', $string, $matches);PHP code for extract headings(h1,h2,h3,h4,h5,h6) from html string
<?php
$html='<html>
<head>
<title>Extract Headings From HTML String</title>
</head>
<body>
<h1>This is headeing h1</h1>
<h2>This is headeing h2</h2>
<h3>This is headeing h3</h3>
<h4>This is headeing h4</h4>
<h5>This is headeing h5</h5>
<h6>This is headeing h6</h6>
</body>
</html>';
function fnextractHeadins($headingtag, $html)
{
$headingText = '';
preg_match_all( '|<'.$headingtag.'>(.*)</'.$headingtag.'>|iU', $html, $headings );
foreach($headings[0] as $headh2val)
{
$headingText.=$headh2val;
}
return $headingText;
}
echo fnextractHeadins('h1', $html);
echo fnextractHeadins('h2', $html);
echo fnextractHeadins('h3', $html);
echo fnextractHeadins('h4', $html);
echo fnextractHeadins('h5', $html);
echo fnextractHeadins('h6', $html);
?>
Tags:
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