Metadata
Non-standard: This feature is not standardized. We do not recommend using non-standard features in production, as they have limited browser support, and may change or be removed. However, they can be a suitable alternative in specific cases where no standard option exists.
Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
The Metadata interface contains information about a file system entry. This metadata includes the file's size and modification date and time.
Note:
This interface isn't available through the global scope; instead, you obtain a Metadata object describing a FileSystemEntry using the method FileSystemEntry.getMetadata().
Instance properties
modificationTimeRead only Experimental Non-standard-
A
Dateobject indicating the date and time the entry was modified. sizeRead only Experimental Non-standard-
A 64-bit unsigned integer indicating the size of the entry in bytes.
Specifications
This feature has been removed from all specification and is not in the process of being standardized.