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public function Connection::escapeAlias in Zircon Profile 8.0

Same name in this branch
  1. 8.0 core/lib/Drupal/Core/Database/Connection.php \Drupal\Core\Database\Connection::escapeAlias()
  2. 8.0 core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php \Drupal\Core\Database\Driver\pgsql\Connection::escapeAlias()
Same name and namespace in other branches
  1. 8 core/lib/Drupal/Core/Database/Connection.php \Drupal\Core\Database\Connection::escapeAlias()

Escapes an alias name string.

Force all alias names to be strictly alphanumeric-plus-underscore. In contrast to DatabaseConnection::escapeField() / DatabaseConnection::escapeTable(), this doesn't allow the period (".") because that is not allowed in aliases.

Parameters

string $field: An unsanitized alias name.

Return value

string The sanitized alias name.

1 method overrides Connection::escapeAlias()
Connection::escapeAlias in core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
Escapes an alias name string.

File

core/lib/Drupal/Core/Database/Connection.php, line 987
Contains \Drupal\Core\Database\Connection.

Class

Connection
Base Database API class.

Namespace

Drupal\Core\Database

Code

public function escapeAlias($field) {
  return preg_replace('/[^A-Za-z0-9_]+/', '', $field);
}