Online PHP editor | rfc for 0KlOB

@ 2023-03-21T07:46:21Z

<?php

 $data = [
        [
            'name' => 'Event A',
            'date' => '2023-03-1'
        ],
        [
            'name' => 'Event B',
            'date' => '2023-03-2'
        ],
        [
            'name' => 'Event C',
            'date' => '2023-03-3'
        ],
        [
            'name' => 'Event D',
            'date' => '2023-03-7'
        ],
        [
            'name' => 'Event E',
            'date' => '2023-03-9'
        ],
    ];

  
$start_d = null; 
$curr_d = null;

$groups = [];

foreach($data as $d){
    $dd = DateTime::createFromFormat('!Y-m-d', $d['date']);
    if($start_d == null){
        $start_d = $curr_d = $dd;
    }else{
        $diff = $dd->diff($curr_d) ;
        if($diff->y === 0 && $diff->m === 0 && $diff->d === 1){
            $curr_d = $dd;   
        }else{
            $groups[] = [$start_d->format('d'), $curr_d->format('d')];
            $start_d = $curr_d = $dd;
        }
    }
}

$groups[] = [$start_d->format('d'), $curr_d->format('d')];

echo implode(" , ", array_map(fn($v) => implode(" - ", array_unique($v)), $groups)), " / ", $start_d->format('m'), " / ", $start_d->format('Y');

Output for git.master, git.master_jit, rfc.property-hooks: 01 - 03 , 07 , 09 / 03 / 2023

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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