3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str1 = "gize"; $str2 = "eyes"; var_dump(metaphone($str1)); var_dump(metaphone($str2)); var_dump(soundex($str1)); var_dump(soundex($str2)); similar_text($str1,$str2,$sim); echo "Similarity: " . $sim . "\n"; var_dump(levenshtein($str1,$str2)); ?>
Output for 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
string(2) "JS" string(3) "EYS" string(4) "G200" string(4) "E200" Similarity: 25 int(4)
preferences:
273.7 ms | 404 KiB | 330 Q