3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'Hello how are you<br>Foo bar hello'; $array = preg_split( '/(?:(?<=\s)\s*|\b)|(<br>)/', $str, -1, PREG_SPLIT_DELIM_CAPTURE); var_dump( $array);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 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
array(17) { [0]=> string(0) "" [1]=> string(5) "Hello" [2]=> string(1) " " [3]=> string(3) "how" [4]=> string(1) " " [5]=> string(3) "are" [6]=> string(1) " " [7]=> string(3) "you" [8]=> string(0) "" [9]=> string(4) "<br>" [10]=> string(0) "" [11]=> string(3) "Foo" [12]=> string(1) " " [13]=> string(3) "bar" [14]=> string(1) " " [15]=> string(5) "hello" [16]=> string(0) "" }

preferences:
232.2 ms | 406 KiB | 312 Q