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<?php $test = 'one "two" (three) -four-'; var_export( preg_split('/\b/', $test) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => '', 1 => 'one', 2 => ' "', 3 => 'two', 4 => '" (', 5 => 'three', 6 => ') -', 7 => 'four', 8 => '-', )

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