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<?php var_dump(preg_split('`\s`', 'word split', -1, 0)); var_dump(preg_split('`\s`', 'word split', -1, 7)); var_dump(preg_split('`\s`', 'word split', -1, 100));
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [0]=> string(4) "word" [1]=> string(5) "split" } array(2) { [0]=> array(2) { [0]=> string(4) "word" [1]=> int(0) } [1]=> array(2) { [0]=> string(5) "split" [1]=> int(5) } } array(2) { [0]=> array(2) { [0]=> string(4) "word" [1]=> int(0) } [1]=> array(2) { [0]=> string(5) "split" [1]=> int(5) } }

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