entryType

The type of the performance entry. It may be one of:

• 'node' (Node.js only)
• 'mark' (available on the Web)
• 'measure' (available on the Web)
• 'gc' (Node.js only)
• 'function' (Node.js only)
• 'http2' (Node.js only)
• 'http' (Node.js only)