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<?php $str = " , Number1 , 234, 0 , internal space , 4heaven's-sake , "; var_export( preg_split ('/ *,+ */', $str, 0, PREG_SPLIT_NO_EMPTY) );
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => 'Number1', 1 => '234', 2 => '0', 3 => 'internal space', 4 => '4heaven\'s-sake', )

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