Online PHP editor | rfc for ZHo2p

@ 2019-01-08T07:02:30Z

<?php
function compare_arrays($array_1, $array_2) {
    $count_1 = count($array_1);
    $count_2 = count($array_2);
    for ($i = 0; $i < $count_1 - $count_2 + 1; $i++) {
        if ($array_1[$i] == $array_2[0]) {
            for ($j = 1; $j < $count_2 && $i + $j < $count_1; $j++) {
                if ($array_1[$i+$j] != $array_2[$j]) break;
            }
            if ($j == $count_2) return true;
        }
    }
    return false;
}
$array_1 = ['A', 'B', 'C', 'D', 'E', 'F'];
$array_2 = ['B', 'C', 'D'];
echo compare_arrays($array_1, $array_2) ? "true\n" : "false\n";
$array_2 = ['C', 'D', 'B'];
echo compare_arrays($array_1, $array_2) ? "true\n" : "false\n";
$array_2 = ['B', 'D', 'E'];
echo compare_arrays($array_1, $array_2) ? "true\n" : "false\n";
$array_2 = ['A', 'B', 'C'];
echo compare_arrays($array_1, $array_2) ? "true\n" : "false\n";
$array_1 = ['A', 'C', 'C', 'D', 'E', 'F'];
$array_2 = ['C', 'D', 'E'];
echo compare_arrays($array_1, $array_2) ? "true\n" : "false\n";

Output for git.master, git.master_jit, rfc.property-hooks: true false false true true

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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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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