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<?php function chunk_iterator(Iterator $it, int $n) { $chunk = []; for($i = 0; $it->valid(); $i++){ $chunk[] = $it->current(); $it->next(); if(count($chunk) == $n){ yield $chunk; $chunk = []; } } if(count($chunk)){ yield $chunk; } } // For demonstration, create an iterator from array $arr = range(20, 40, 1); $it = new ArrayIterator($arr); // Iterate over the generator foreach(chunk_iterator($it, 6) as $c){ echo implode(',', $c)."\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
20,21,22,23,24,25 26,27,28,29,30,31 32,33,34,35,36,37 38,39,40

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