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<?php function dotest($s) { list($x,$y) = explode( ' ', $s . ' ', 2); echo "> '$x' , '$y' \n"; } dotest('test'); dotest('test and'); dotest('test and last');
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
> 'test' , '' > 'test' , 'and ' > 'test' , 'and last '