8.5.x database.inc db_escape_field($field)
8.0.x database.inc db_escape_field($field)
8.1.x database.inc db_escape_field($field)
8.2.x database.inc db_escape_field($field)
8.3.x database.inc db_escape_field($field)
8.4.x database.inc db_escape_field($field)
8.6.x database.inc db_escape_field($field)
7.x database.inc db_escape_field($field)

Restricts a dynamic column or constraint name to safe characters.

Only keeps alphanumeric and underscores.

Parameters

string $field: The field name to escape.

Return value

string The escaped field name as a string.

Deprecated

as of Drupal 8.0.x, will be removed in Drupal 9.0.0. Instead, get a database connection injected into your service from the container and call escapeTable() on it. For example, $injected_database->escapeTable($table);

See also

\Drupal\Core\Database\Connection::escapeField()

Related topics

File

core/includes/database.inc, line 381
Core systems for the database layer.

Code

function db_escape_field($field) {
  return Database::getConnection()
    ->escapeField($field);
}