class ComparisonExpression extends Node (View source)

ComparisonExpression ::= ArithmeticExpression ComparisonOperator ( QuantifiedExpression | ArithmeticExpression ) | StringExpression ComparisonOperator (StringExpression | QuantifiedExpression) | BooleanExpression ("=" | "<>" | "!=") (BooleanExpression | QuantifiedExpression) | EnumExpression ("=" | "<>" | "!=") (EnumExpression | QuantifiedExpression) | DatetimeExpression ComparisonOperator (DatetimeExpression | QuantifiedExpression) | EntityExpression ("=" | "<>") (EntityExpression | QuantifiedExpression)

Properties

Node $leftExpression
Node $rightExpression
string $operator

Methods

string
dispatch($sqlWalker)

Double-dispatch method, supposed to dispatch back to the walker.

string
__toString()

Dumps the AST Node into a string representation for information purpose only.

from Node
string
dump(object $obj)

No description

from Node
__construct(Node $leftExpr, string $operator, Node $rightExpr)

No description

Details

string dispatch($sqlWalker)

Double-dispatch method, supposed to dispatch back to the walker.

Implementation is not mandatory for all nodes.

Parameters

$sqlWalker

Return Value

string

Exceptions

ASTException

string __toString()

Dumps the AST Node into a string representation for information purpose only.

Return Value

string

string dump(object $obj)

Parameters

object $obj

Return Value

string

__construct(Node $leftExpr, string $operator, Node $rightExpr)

Parameters

Node $leftExpr
string $operator
Node $rightExpr