Node.js v8.Serializer.writeValue() Method
The v8.Serializer.writeValue() method is an inbuilt application programming interface of the v8.Serializer module which is used to write the serialized data of JS value to the internal buffer.
Syntax:
v8.Serializer.writeValue(Value);
Parameters: This method one parameter as described below and mentioned above.
- value: This is a required parameter, refers to any type of data to be serialized and written to the internal buffer.
Return Value: This method writes serialized representation of JS value to the internal buffer and returns true on successfully writing.
Below examples illustrate the use of v8.Serializer.writeValue() method in Node.js.
Example 1: Filename: index.js
// Accessing v8 module const v8 = require( 'v8' ); const serializer = new v8.Serializer(); // Calling v8.serializer.writeHeader() console.log(serializer.writeValue( "w3wiki" )); |
Run index.js file using the following command:
node index.js
Output:
true
Example 2: Filename: index.js
// Accessing v8 module const v8 = require( 'v8' ); const serializer = new v8.Serializer(); // Calling v8.serializer.writeValue() console.log(serializer.releaseBuffer()); console.log(serializer.writeValue( "w3wiki" )); console.log(serializer.releaseBuffer()); console.log(serializer.writeValue(9314.94)); console.log(serializer.releaseBuffer()); |
Run index.js file using the following command:
node index.js
Output:
<Buffer > true <Buffer 22 0d 67 65 65 6b 73 66 6f 72 67 65 65 6b 73> true <Buffer 4e 1f 85 eb 51 78 31 c2 40>
Reference: https://nodejs.org/api/v8.html#v8_serializer_writevalue_value