Online PHP editor | rfc for RMh5U

@ 2020-07-09T13:05:08Z

<?php

function subtract(&$arr,$selectedDeletedNumbers){ // pass by reference to edit the same copy of the array
    foreach($arr as $index => $val){
        $low = 0;$high = count($selectedDeletedNumbers) - 1;
        $equal_found = false;
        while($low <= $high){
            $mid = intval(($low + $high) / 2);
            if($selectedDeletedNumbers[$mid] > $val){
                $high = $mid - 1;
            }else if($selectedDeletedNumbers[$mid] < $val){
                $low = $mid + 1;
            }else{
                $equal_found = true;
                unset($arr[$index]); // if equal value, delete it as it your need
                break;
            }
        }
    
        if(!$equal_found){
            $arr[$index] -= $low; // delete the offset till where it is greater among your $selectedDeletedNumbers
        }
    }
}

$selectedDeletedNumbers = [3,5];
sort($selectedDeletedNumbers); // sort to be apply binary search later
$arr = [[0, 3, 10, 5, 6, 9, 2, 7, 1, 4, 8, 11], [0, 1], [0, 1], [0, 1]];

foreach($arr as &$val){ // pass by reference to edit the same copy of the array
    subtract($val,$selectedDeletedNumbers); 
}

print_r($arr);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [0] => Array ( [0] => 0 [2] => 8 [4] => 4 [5] => 7 [6] => 2 [7] => 5 [8] => 1 [9] => 3 [10] => 6 [11] => 9 ) [1] => Array ( [0] => 0 [1] => 1 ) [2] => Array ( [0] => 0 [1] => 1 ) [3] => Array ( [0] => 0 [1] => 1 ) )

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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