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Extract Words like keywords from Sentence by PHP |
PHP Function for extracting Words
Just use it in functional. Create a functions.php file and Insert following codes
functions.php
Example:
PHP
<?php
// Extract Tag
function extractCommonWords($string){ $stopWords = array('i','a','about','an','and','are','as','at','be','by','com','de','en','for','from','how','in','is','it','la','of','on','or','that','the','this','to','was','what','when','where','who','will','with','und','the','www'); $string = preg_replace('/\s\s+/i', '', $string); // replace whitespace $string = trim($string); // trim the string $string = preg_replace('/[^a-zA-Z0-9 -]/', '', $string); // only take alphanumerical characters, but keep the spaces and dashes too… $string = strtolower($string); // make it lowercase preg_match_all('/\b.*?\b/i', $string, $matchWords); $matchWords = $matchWords[0]; foreach ( $matchWords as $key=>$item ) { if ( $item == '' || in_array(strtolower($item), $stopWords) || strlen($item) <= 5 ) { unset($matchWords[$key]); } } $wordCountArr = array(); if ( is_array($matchWords) ) { foreach ( $matchWords as $key => $val ) { $val = strtolower($val); if ( isset($wordCountArr[$val]) ) { $wordCountArr[$val]++; } else { $wordCountArr[$val] = 1; } } } arsort($wordCountArr); $wordCountArr = array_slice($wordCountArr, 0, 10); return $wordCountArr;
}
?>
Here you can result out of texts from sentence
Just Copy and Paste following code to index.php Make a index.php file
index.php
Example:
PHP
<?php
include("functions.php");
$text = 'Cricket is the Most Popular Game in the World';
$array = extractCommonWords($text);
echo 'Tag:';
foreach($array as $k => $k) {
echo '<span class="badger badger-darkener"><a href="'.$url.'/browse/'.strtolower($catss).''.strtolower($k).'" style="color:blue;">#'.$k.'</a></span> ';
}
?>
Output should be:
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Category
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Web Tutorial |
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Sub Category
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PHP String Tutorial |
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Uploaded by
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Admin |