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<?php $array =[203,204,204,203,203,205]; $i=-1; $prev = null; $new=[]; Foreach($array as $val){ If($val != $prev){ $i++; } if(!isset($new[$i][$val])){ $new[$i][$val] =1; }else{ $new[$i][$val]++; } $prev = $val; } var_dump($new);
Output for git.master, git.master_jit, rfc.property-hooks
array(4) { [0]=> array(1) { [203]=> int(1) } [1]=> array(1) { [204]=> int(2) } [2]=> array(1) { [203]=> int(2) } [3]=> array(1) { [205]=> int(1) } }

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