Methods

Constructor

__construct(string $identifier) 

Parameters

$identifier

string

Get parts for where statement

getExpressionData() : array

Returns

array

Get identifier of comparison

getIdentifier() : null | string

Returns

nullstring

Get specification string to use in forming SQL predicate

getSpecification() : string

Returns

string

Set identifier for comparison

setIdentifier(string $identifier) : \Zend\Db\Sql\Predicate\IsNull

Parameters

$identifier

string

Returns

Set specification string to use in forming SQL predicate

setSpecification(string $specification) : \Zend\Db\Sql\Predicate\IsNull

Parameters

$specification

string

Returns

Normalize Argument

normalizeArgument(mixed $argument, string $defaultType) : array
Inherited

inherited_from \Zend\Db\Sql\AbstractExpression::normalizeArgument()

Parameters

$argument

mixed

$defaultType

string

Exceptions

\Zend\Db\Sql\Exception\InvalidArgumentException

Returns

array

buildNormalizedArgument()

buildNormalizedArgument(mixed $argument, string $argumentType) : array
Inherited

inherited_from \Zend\Db\Sql\AbstractExpression::buildNormalizedArgument()

Parameters

$argument

mixed

$argumentType

string

Exceptions

\Zend\Db\Sql\Exception\InvalidArgumentException

Returns

array

 Properties

 

$allowedTypes

$allowedTypes : string[]
Inherited

inherited_from \Zend\Db\Sql\AbstractExpression::$$allowedTypes
 

$identifier

$identifier : 

 

$specification

$specification : string

 Constants

 

TYPE_IDENTIFIER

TYPE_IDENTIFIER 
Inherited

inherited_from \Zend\Db\Sql\ExpressionInterface::TYPE_IDENTIFIER
inherited_from \Zend\Db\Sql\AbstractExpression::TYPE_IDENTIFIER
 

TYPE_LITERAL

TYPE_LITERAL 
Inherited

inherited_from \Zend\Db\Sql\ExpressionInterface::TYPE_LITERAL
inherited_from \Zend\Db\Sql\AbstractExpression::TYPE_LITERAL
 

TYPE_SELECT

TYPE_SELECT 
Inherited

inherited_from \Zend\Db\Sql\ExpressionInterface::TYPE_SELECT
inherited_from \Zend\Db\Sql\AbstractExpression::TYPE_SELECT
 

TYPE_VALUE

TYPE_VALUE 
Inherited

inherited_from \Zend\Db\Sql\ExpressionInterface::TYPE_VALUE
inherited_from \Zend\Db\Sql\AbstractExpression::TYPE_VALUE