public function Update::expression in Drupal 9
Same name and namespace in other branches
- 8 core/lib/Drupal/Core/Database/Query/Update.php \Drupal\Core\Database\Query\Update::expression()
Specifies fields to be updated as an expression.
Expression fields are cases such as counter=counter+1. This method takes precedence over fields().
Parameters
$field: The field to set.
$expression: The field will be set to the value of this expression. This parameter may include named placeholders.
$arguments: If specified, this is an array of key/value pairs for named placeholders corresponding to the expression.
Return value
$this The called object.
File
- core/
lib/ Drupal/ Core/ Database/ Query/ Update.php, line 104
Class
- Update
- General class for an abstracted UPDATE operation.
Namespace
Drupal\Core\Database\QueryCode
public function expression($field, $expression, array $arguments = NULL) {
$this->expressionFields[$field] = [
'expression' => $expression,
'arguments' => $arguments,
];
return $this;
}