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@ 2019-09-12T08:56:12Z

<?php

$majorEarning = array(
    array(
            'user_id' => 1,
            'booking_id' => 2,
            'price' => 30
        ),
    array(
            'user_id' => 2,
            'booking_id' => 1,
            'price' => 60
        ),
    array(
            'user_id' => 2,
            'booking_id' => 6,
            'price' => 10
        ),
    array(
            'user_id' => 1,
            'booking_id' => 4,
            'price' => 50
        )    
);
$r = [];
foreach($majorEarning as $v){
	array_key_exists($v['user_id'], $r)
	?
	($r[$v['user_id']]['booking_data'][] = ['booking'=>$v['booking_id'],'price'=>$v['price']])
	:
	($r[$v['user_id']] = ['user_id' => $v['user_id'], 'booking_data' => [['booking'=>$v['booking_id'], 'price'=>$v['price']]]]);
}
print_r($r);

Output for git.master, git.master_jit, rfc.property-hooks: Array ( [1] => Array ( [user_id] => 1 [booking_data] => Array ( [0] => Array ( [booking] => 2 [price] => 30 ) [1] => Array ( [booking] => 4 [price] => 50 ) ) ) [2] => Array ( [user_id] => 2 [booking_data] => Array ( [0] => Array ( [booking] => 1 [price] => 60 ) [1] => Array ( [booking] => 6 [price] => 10 ) ) ) )

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2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn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2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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