Mass extends Quantity
Properties that take Mass as values are of the form '<Number> <Mass unit of measure>'. E.g., '7 kg'.
Tags
Table of Contents
Constants
- CONTEXT = 'https://schema.org'
- JSON-LD @context declaration for Schema.org.
Properties
- $_from : string|null
- The metadata to indicates the edge 'from' identifier.
- $_id : null|string
- The metadata identifier of the item.
- $_key : null|string
- The metadata unique key identifier of the thing.
- $_rev : null|string
- The metadata revision value of the thing.
- $_to : string|null
- The metadata to indicates the edge 'to' identifier.
- $active : bool|null
- The active flag.
- $additionalType : array<string|int, mixed>|string|null|object
- An additionalType for the item.
- $alternateName : string|object|null
- An alias for the item.
- $created : null|string|DateTime
- Date of creation of the resource.
- $description : string|null
- A short description of the item.
- $disambiguatingDescription : string|null
- A sub property of description. A short description of the item used to disambiguate from other, similar items. Information from other properties (in particular, name) may be necessary for the description to be useful for disambiguation.
- $hasPart : string|Thing|array<string|int, mixed>|null
- Indicates an item that this part of this item.
- $id : null|int|string
- The unique identifier of the item.
- $identifier : string|null
- The identifier of the item.
- $image : string|object|null
- The image reference of this resource.
- $isPartOf : string|Thing|array<string|int, mixed>|null
- Indicates an item that this item is part of.
- $license : string|object|null
- A legal document giving official permission to do something with the resource.
- $modified : null|string|DateTime
- Date on which the resource was changed.
- $name : int|string|null
- The name of the item.
- $publisher : string|array<string|int, mixed>|Person|Organization|null
- The publisher of the resource.
- $url : int|string|null
- URL of the item.
Methods
- __construct() : mixed
- Constructor to hydrate public properties from an array or stdClass.
- jsonSerialize() : array<string|int, mixed>
- Serializes the current object into a JSON-LD array.
Constants
CONTEXT
JSON-LD @context declaration for Schema.org.
public
mixed
CONTEXT
= 'https://schema.org'
Properties
$_from
The metadata to indicates the edge 'from' identifier.
public
string|null
$_from
$_id
The metadata identifier of the item.
public
null|string
$_id
$_key
The metadata unique key identifier of the thing.
public
null|string
$_key
$_rev
The metadata revision value of the thing.
public
null|string
$_rev
$_to
The metadata to indicates the edge 'to' identifier.
public
string|null
$_to
$active
The active flag.
public
bool|null
$active
$additionalType
An additionalType for the item.
public
array<string|int, mixed>|string|null|object
$additionalType
$alternateName
An alias for the item.
public
string|object|null
$alternateName
$created
Date of creation of the resource.
public
null|string|DateTime
$created
$description
A short description of the item.
public
string|null
$description
$disambiguatingDescription
A sub property of description. A short description of the item used to disambiguate from other, similar items. Information from other properties (in particular, name) may be necessary for the description to be useful for disambiguation.
public
string|null
$disambiguatingDescription
$hasPart
Indicates an item that this part of this item.
public
string|Thing|array<string|int, mixed>|null
$hasPart
$id
The unique identifier of the item.
public
null|int|string
$id
$identifier
The identifier of the item.
public
string|null
$identifier
$image
The image reference of this resource.
public
string|object|null
$image
$isPartOf
Indicates an item that this item is part of.
public
string|Thing|array<string|int, mixed>|null
$isPartOf
$license
A legal document giving official permission to do something with the resource.
public
string|object|null
$license
$modified
Date on which the resource was changed.
public
null|string|DateTime
$modified
$name
The name of the item.
public
int|string|null
$name
$publisher
The publisher of the resource.
public
string|array<string|int, mixed>|Person|Organization|null
$publisher
$url
URL of the item.
public
int|string|null
$url
Methods
__construct()
Constructor to hydrate public properties from an array or stdClass.
public
__construct([array<string|int, mixed>|object|null $init = null ]) : mixed
This allows objects to be quickly populated with associative data without manually setting each property.
Parameters
- $init : array<string|int, mixed>|object|null = null
-
A data array or object used to initialize the instance. Keys must match public property names.
Tags
jsonSerialize()
Serializes the current object into a JSON-LD array.
public
jsonSerialize() : array<string|int, mixed>
This method will include all public properties, the schema.org @context, and the inferred @type based on the class name.
Null values will be automatically removed using compress()
.
Tags
Return values
array<string|int, mixed> —A JSON-LD array representation of the object.