3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $mlbCities = array( 'Carolina', 'Atlanta', 'New Orleans', 'Philadelphia', 'St. Louis', 'Washington', 'Houston', 'Tennessee', 'New England', 'NY Jets', 'Cincinnati', 'Green Bay', 'Arizona', 'Jacksonville', 'Oakland', 'Kansas City', 'Minnesota', 'Detroit', 'Tampa Bay', 'Buffalo', 'Seattle', 'San Francisco', 'Pittsburgh', 'Chicago', 'Baltimore', 'San Diego', 'Cleveland', 'Denver', 'NY Giants', 'Dallas', 'Indianapolis', 'Miami' ); $string = 'San Francisco Giants'; foreach($mlbCities as $city) { $index = strrpos( $string, $city ); if(is_numeric($index)) { print "yay\ncity"; } else { //print "nay"; } } ?>
Output for 5.0.0 - 7.1.0
yay city
Output for 4.3.0 - 4.4.9
yay cityyay cityyay cityyay cityyay city