NDEFMessage: NDEFMessage() constructor
Limited availability
This feature is not Baseline because it does not work in some of the most widely-used browsers.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The NDEFMessage() constructor creates a new NDEFMessage object, initialized with the given NDEF records.
Syntax
new NDEFMessage(records)
Parameters
records-
An array of objects with the following members:
dataOptional-
Contains the data to be transmitted; one of a string, an
ArrayBuffer, aTypedArray, aDataView, or an array of nested records. encodingOptional-
A string specifying the record's encoding.
idOptional-
A developer-defined identifier for the record.
langOptional-
A valid BCP 47 language tag.
mediaTypeOptional-
A valid MIME type.
recordType-
A string indicating the type of data stored in
data. It must be one of the following values:"absolute-url"-
An absolute URL to the data.
"empty"-
An empty
NDEFRecord. "mime"-
A valid MIME type.
"smart-poster"-
A smart poster as defined by the NDEF-SMARTPOSTER specification.
"text"-
Text as defined by the NDEF-TEXT specification.
"unknown"-
The record type is not known.
"URL"-
A URL as defined by the NDEF-URI specification.
Specifications
| Specification |
|---|
| Web NFC # dom-ndefmessage-constructor |
Browser compatibility
| desktop | mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
NDEFMessage() constructor
|
|
|
|
|
|
|
|
|
|
|
|
|
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- No support
- No support
- Experimental. Expect behavior to change in the future.