#NullableEnumField

Class. It extends EnumField.

use Saij\WpAppFramework\Query\Field\NullableEnumField;

A nullable backed enum column of a table (?Level). notEquals() and notIn() also match rows whose column is null, like null !== $value in PHP.

#Constructor

new NullableEnumField(string $class, string $field, string $enum)

#Methods

#equals()

equals(BackedEnum $case): Condition

Matches the case $case. Throws an InvalidArgumentException if $case is a case of another enum.

Returns Condition

#getClass()

getClass(): string

The class the field belongs to.

Returns class-string

#getField()

getField(): string

The name of the field: the name of the constructor parameter.

Returns string

#in()

in(BackedEnum ...$cases): Condition

Matches one of the cases $cases. Throws an InvalidArgumentException if no case or a case of another enum is given.

Returns Condition

#isNotNull()

isNotNull(): Condition

Rows whose column is not null.

Returns Condition

#isNull()

isNull(): Condition

Rows whose column is null.

Returns Condition

#notEquals()

notEquals(BackedEnum $case): Condition

Matches every case but $case. On a nullable column, rows whose column is null match as well. Throws an InvalidArgumentException if $case is a case of another enum.

Returns Condition

#notIn()

notIn(BackedEnum ...$cases): Condition

Matches none of the cases $cases. On a nullable column, rows whose column is null match as well. Throws an InvalidArgumentException if no case or a case of another enum is given.

Returns Condition