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run code in 300+ PHP versions simultaneously
<?php $string = 'Hello. A question? How strange! Maybe even surreal!? Who knows.'; var_export( preg_split( '/(!\?|[!?.])/', $string, 0, PREG_SPLIT_DELIM_CAPTURE ) ); echo "\n\n"; var_export( preg_split( '/(!\?|[!?.])/', $string, -1, PREG_SPLIT_DELIM_CAPTURE ) ); echo "\n\n"; var_export( preg_split( '/(!\?|[!?.])/', $string, null, PREG_SPLIT_DELIM_CAPTURE ) );

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