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/CakePHP 4.4

Class OrderClauseExpression

An expression object for complex ORDER BY clauses

Namespace: Cake\Database\Expression

Property Summary

  • $_direction protected
    string

    The direction of sorting.

  • $_field protected
    Cake\Database\ExpressionInterface|array|string

    The field name or expression to be used in the left hand side of the operator

Method Summary

  • __clone() public

    Create a deep clone of the order clause.

  • __construct() public

    Constructor

  • getField() public

    Returns the field name

  • setField() public

    Sets the field name

  • sql() public

    Converts the Node into a SQL string fragment.

  • traverse() public

    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.

Method Detail

__clone() public 

__clone(): void

Create a deep clone of the order clause.

Returns

void

__construct() public 

__construct(Cake\Database\ExpressionInterface|string $field, string $direction)

Constructor

Parameters

Cake\Database\ExpressionInterface|string $field

The field to order on.

string $direction

The direction to sort on.

getField() public 

getField(): Cake\Database\ExpressionInterface|array|string

Returns the field name

Returns

Cake\Database\ExpressionInterface|array|string

setField() public 

setField(Cake\Database\ExpressionInterface|array|string $field): void

Sets the field name

Parameters

Cake\Database\ExpressionInterface|array|string $field

The field to compare with.

Returns

void

sql() public 

sql(Cake\Database\ValueBinder $binder): string

Converts the Node into a SQL string fragment.

Parameters

Cake\Database\ValueBinder $binder

Returns

string

traverse() public 

traverse(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.

Parameters

Closure $callback

Returns

$this

Property Detail

$_direction protected

The direction of sorting.

Type

string

$_field protected

The field name or expression to be used in the left hand side of the operator

Type

Cake\Database\ExpressionInterface|array|string

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https://api.cakephp.org/4.4/class-Cake.Database.Expression.OrderClauseExpression.html