3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo "Strings representing numbers automatically turned into numbers \n"; $numbers = array('+123123', '-123123', '1.2e3', '0.00001'); var_dump( $numbers, json_encode($numbers, JSON_NUMERIC_CHECK) );
based on bW7kk
Output for 5.5.0 - 7.3.1
Strings representing numbers automatically turned into numbers array(4) { [0]=> string(7) "+123123" [1]=> string(7) "-123123" [2]=> string(5) "1.2e3" [3]=> string(7) "0.00001" } string(28) "[123123,-123123,1200,1.0e-5]"