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@ 2017-07-13T13:33:31Z

<?php

/*{
    "_id" : ObjectId("595baefce2810a6a8a94fe2d"),
    "user" : "1234abc",
    "type" : "session-started",
    "name" : "moja o sesja",
    "reference_id" : "hippo-123",
    "created_on" : ISODate("2017-01-01T01:01:01.123Z")
}*/

class A {
    
    private static $_id = 0x595baefce2810a6a8a94fe2d;
    private $user;
    private $type;
    private $reference_id;
    private $created_on;
    
    public function __construct($user, $type, $reference_id, $created_on) {
        $this->user = $user;
        $this->type = $type;
        $this->reference_id = $reference_id;
        $this->created_on = $created_on;
    }
    
    public function __toString()
    {
        return sprintf('{
            "_id": ObjectId("%x"),
            "user": "%s",
            "type": "%s",
            "name": "my %s",
            "reference_id": "hippo-%s",
            "created_on": ISODate("%s.000Z")
        }',
        ++self::$_id,
        $this->user,
        $this->type,
        $this->type,
        $this->reference_id,
        $this->created_on
        );
    }
}


echo new A('u1', 'session_started', 11, '2017-01-01T01:01:01');

Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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: { "_id": ObjectId("e281080000000000"), "user": "u1", "type": "session_started", "name": "my session_started", "reference_id": "hippo-11", "created_on": ISODate("2017-01-01T01:01:01.000Z") }
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 { "_id": ObjectId("e281080000000000"), "user": "u1", "type": "session_started", "name": "my session_started", "reference_id": "hippo-11", "created_on": ISODate("2017-01-01T01:01:01.000Z") }

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130.1 ms | 402 KiB | 188 Q