An expression object that represents an expression with only a single operand.
int 1
Indicates that the operation is in post-order
int 0
Indicates that the operation is in pre-order
stringThe operator this unary expression represents
mixedHolds the value which the unary expression operates
intWhere to place the operator
Perform a deep clone of the inner expression.
Constructor
Converts the Node into a SQL string fragment.
Iterates over each part of the expression recursively for every level of the expressions tree and executes the $callback callable passing as first parameter the instance of the expression currently being iterated.
__clone(): void
Perform a deep clone of the inner expression.
void__construct(string $operator, mixed $value, int $position = self::PREFIX)
Constructor
string $operator The operator to used for the expression
mixed $value the value to use as the operand for the expression
int $position optional either UnaryExpression::PREFIX or UnaryExpression::POSTFIX
sql(Cake\Database\ValueBinder $binder): string
Converts the Node into a SQL string fragment.
Cake\Database\ValueBinder $binder stringtraverse(Closure $callback): $this
Iterates over each part of the expression recursively for every level of the expressions tree and executes the $callback callable passing as first parameter the instance of the expression currently being iterated.
Closure $callback $thisThe operator this unary expression represents
stringHolds the value which the unary expression operates
mixedWhere to place the operator
int
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https://api.cakephp.org/4.4/class-Cake.Database.Expression.UnaryExpression.html