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Extract Words like keywords from Sentence by 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;
}
?>
Just Copy and Paste following code to index.php Make a index.php file
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> ';
}
?>
PHP Function for extracting Words | PHP String Tutorial |
Here you can result out of texts from sentence | PHP String Tutorial |
Read Full: | PHP String Tutorial |
Category: | Web Tutorial |
Sub Category: | PHP String Tutorial |
Uploaded by: | Admin |
Views: | 96 |
Tested on: | PHP 7 |