Online PHP editor | output for iaT8k

@ 2020-10-20T06:24:40Z

<?php

$eventDates = [];

$startingDate = "2020-10-20";
$daysBetween = ["2020-10-21", "2020-10-22", "2020-10-23"];
$endingDate = "2020-10-24";
$eventDates[5] = [
     "startingDate" => $startingDate,
     "daysBetween"  => $daysBetween,
     "endingDate"   => $endingDate, 
];

$startingDate = "2020-09-20";
$daysBetween = ["2020-09-21", "2020-09-22", "2020-09-23"];
$endingDate = "2020-09-24";
$eventDates[10] = [
     "startingDate" => $startingDate,
     "daysBetween"  => $daysBetween,
     "endingDate"   => $endingDate, 
];

$searchFor = '2020-09-20';
$result = array_filter($eventDates, function($v) use ($searchFor) {
    return ($v['startingDate'] ?? null) == $searchFor;
});
print_r($result);

Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7: Array ( [10] => Array ( [startingDate] => 2020-09-20 [daysBetween] => Array ( [0] => 2020-09-21 [1] => 2020-09-22 [2] => 2020-09-23 ) [endingDate] => 2020-09-24 ) )
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Array ( [10] => Array ( [startingDate] => 2020-09-20 [daysBetween] => Array ( [0] => 2020-09-21 [1] => 2020-09-22 [2] => 2020-09-23 ) [endingDate] => 2020-09-24 ) )

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