<?php
function substr_count_array( $haystack, $needle ) {
$count = 0;
foreach ($needle as $substring) {
$count += substr_count( $haystack, $substring);
}
return $count;
}
$str = 'The fox jumped over the table and ate a frog';
$search = 'fox ate apple';
$words = explode(' ', $search);
$result = substr_count_array($str, $words);
$total_words = sizeof($words);
$relative = ($result / $total_words) * 100;
if($relative > 50)
{
echo $relative. '% related to your query (Total words: '.$total_words.', Words found: '.$result.')';
}
else
{
echo 'Could not find anything related';
}
- Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- 66.666666666667% related to your query (Total words: 3, Words found: 2)
preferences:
328.98 ms | 406 KiB | 459 Q