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CollectionModify::arrayAppend — Append element to an array field
$collection_field, string $expression_or_literal): mysql_xdevapi\CollectionModifyAdd an element to a document's field, as multiple elements of a field are represented as an array. Unlike arrayInsert(), arrayAppend() always appends the new element at the end of the array, whereas arrayInsert() can define the location.
collection_fieldThe identifier of the field where the new element is inserted.
expression_or_literalThe new element to insert at the end of the document field array.
A CollectionModify object that can be used to execute the command, or to add additional operations.
Приклад #1 mysql_xdevapi\CollectionModify::arrayAppend() example
<?php
$session = mysql_xdevapi\getSession("mysqlx://user:password@localhost");
$session->sql("DROP DATABASE IF EXISTS addressbook")->execute();
$session->sql("CREATE DATABASE addressbook")->execute();
$schema = $session->getSchema("addressbook");
$collection = $schema->createCollection("people");
$result = $collection
->add(
'{"name": "Bernie",
"traits": ["Friend", "Brother", "Human"]}')
->execute();
$collection
->modify("name in ('Bernie', 'Jane')")
->arrayAppend('traits', 'Happy')
->execute();
$result = $collection
->find()
->execute();
print_r($result->fetchAll());
?>Поданий вище приклад виведе щось схоже на:
Array
(
[0] => Array
(
[_id] => 00005b6b5361000000000000010c
[name] => Bernie
[traits] => Array
(
[0] => Friend
[1] => Brother
[2] => Human
[3] => Happy
)
)
)