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  8. UndefinedValue

UndefinedValue

final class UndefinedValue implements JsonSerializable

Methods

static bool
equalsTo(mixed $value)

Determine if value is equivalent to "undefined" or "null".

mixed
jsonSerialize()

Get the value for JSON serialization.

Details

at line 17
static bool equalsTo(mixed $value)

Determine if value is equivalent to "undefined" or "null".

Parameters

mixed $value

Return Value

bool

at line 25
mixed jsonSerialize()

Get the value for JSON serialization.

Return Value

mixed