<?php
$array2 = array(
array('customer_id' => '01', 'categories' => '',),
array('customer_id' => '02', 'categories' => '',),
array('customer_id' => '03', 'categories' => '20,26,18',),
array('customer_id' => '04', 'categories' => '45,118',),
array('customer_id' => '05', 'categories' => '45,118,201,18,55',),
);
$like = 18;
$cat = array_column($array2, 'categories');
$match = preg_grep("/\b" . $like . "\b/", $cat);
$res = array_intersect_key($array2, $match);
Var_dump($res);
- Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 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 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
- array(2) {
[2]=>
array(2) {
["customer_id"]=>
string(2) "03"
["categories"]=>
string(8) "20,26,18"
}
[4]=>
array(2) {
["customer_id"]=>
string(2) "05"
["categories"]=>
string(16) "45,118,201,18,55"
}
}
- 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(2) {
[2]=>
array(2) {
["customer_id"]=>
string(2) "03"
["categories"]=>
string(8) "20,26,18"
}
[4]=>
array(2) {
["customer_id"]=>
string(2) "05"
["categories"]=>
string(16) "45,118,201,18,55"
}
}
preferences:
211.08 ms | 402 KiB | 287 Q