web api instance property
Navigator: productSub property
The Navigator.productSub read-only property that returns either the string “20030107”, or the string “20100101”.
Value
Either “20030107”, or “20100101”.
Examples
document.body.textContent = `productSub: ${navigator.productSub}`;
Interactive exampleOpen the canonical MDN source to run this embedded demo.
Notes
On IE, this property returns undefined.
On Apple Safari and Google Chrome this property always returns 20030107.
On Firefox, this property always returns 20100101.
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.