- strpos: documentation ( source)
- print_r: documentation ( source)
- array_values: documentation ( source)
- array_filter: documentation ( source)
<?php
$words = array("simple", "123", "aa99");
$sentences = array("this-is-simple-simple-sentence-123-aa99-311qwerty", "this-is-simple-sentence-123", "simple", "foobar");
foreach ($words as $word) {
$sentences_found = array_values(array_filter($sentences, function($find_words) use ($word) {return strpos($find_words, $word);}));
}
print_r($sentences_found);