Non-standard: This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
The read-only size property of the Metadata interface specifies the size, in bytes, of the referenced file or other file system object on disk.
Value
A number indicating the size of the file in bytes.
Examples
This example checks the size of a log file and removes it if it's larger than a megabyte.
workingDirectory.getFile(
"log/important.log",
{},
(fileEntry) => {
fileEntry.getMetadata((metadata) => {
if (metadata.size > 1048576) {
fileEntry.remove(() => {
});
}
});
},
handleError,
);
Specifications
This feature has been removed from all specification and is not in the process of being standardized.
Browser compatibility
|
Desktop |
Mobile |
|
Chrome |
Edge |
Firefox |
Internet Explorer |
Opera |
Safari |
WebView Android |
Chrome Android |
Firefox for Android |
Opera Android |
Safari on IOS |
Samsung Internet |
size |
13 |
79 |
No |
No |
No |
No |
No |
18 |
No |
No |
No |
1.0 |
See also