- strpos: documentation ( source)
- print_r: documentation ( source)
- array_values: documentation ( source)
- array_filter: documentation ( source)
<?php
$words = array("3d", "4");
$sentences = array("x-3d-abstract--part--282345", "3d-speed--boat-430419", "beautiful-flower-462451", "3d-d--384967");
foreach ($words as $word) {
$sentences_found = array_values(array_filter($sentences, function($find_words) use ($word) {return strpos($find_words, $word);}));
}
print_r($sentences_found);