Substitui campo de documento

# CollectionModify::replace

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CollectionModify::replace — Substitui campo de documento

### Descrição

public function mysql_xdevapi\CollectionModify::replace(string `$collection_field`, string `$expression_or_literal`): mysql_xdevapi\CollectionModify

Substitui (atualiza) um valor de campo fornecido com um novo.

### Parâmetros

`collection_field`

  O caminho do documento do item a definir.

`expression_or_literal`

  O valor a ser definido no atributo especificado.

### Valor Retornado

Um objeto CollectionModify.

### Exemplos

Exemplo #1 Exemplo de mysql_xdevapi\CollectionModify::replace()

    <?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 = :name")
      ->bind(['name' => 'Bernie'])
      ->replace("name", "Bern")
      ->execute();

    $result = $collection
      ->find()
      ->execute();

    print_r($result->fetchAll());
    ?>

O exemplo acima produzirá algo semelhante a:

    Array
    (
        [0] => Array
            (
                [_id] => 00005b6b5361000000000000011b
                [name] => Bern
                [traits] => Array
                    (
                        [0] => Friend
                        [1] => Brother
                        [2] => Human
                    )
            )
    )

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