Solutions
Multiplatform
Server-side
Data science
Android
Docs
Community
Teach
Play
Playground
Examples
Koans
toggle menu
Kotlin libraries
1.7
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
JS
switch theme
search in API
kotlin-stdlib
/
org.w3c.files
/
File
File
JS
open
external
class
File
(
fileBits
:
Array
<
dynamic
>
,
fileName
:
String
,
options
:
FilePropertyBag
=
definedExternally
)
:
Blob
(
source
)
Exposes the JavaScript
File
to Kotlin
Since Kotlin
1.1
Members
Constructors
File
Link copied to clipboard
JS
constructor
(
fileBits
:
Array
<
dynamic
>
,
fileName
:
String
,
options
:
FilePropertyBag
=
definedExternally
)
Properties
is
Closed
Link copied to clipboard
JS
open
val
isClosed
:
Boolean
Since Kotlin
1.1
last
Modified
Link copied to clipboard
JS
open
val
lastModified
:
Int
Since Kotlin
1.1
name
Link copied to clipboard
JS
open
val
name
:
String
Since Kotlin
1.1
size
Link copied to clipboard
JS
open
val
size
:
Number
Since Kotlin
1.1
type
Link copied to clipboard
JS
open
val
type
:
String
Since Kotlin
1.1
Functions
close
Link copied to clipboard
JS
fun
close
(
)
Since Kotlin
1.1
slice
Link copied to clipboard
JS
fun
slice
(
start
:
Int
=
definedExternally
,
end
:
Int
=
definedExternally
,
contentType
:
String
=
definedExternally
)
:
Blob
Since Kotlin
1.1
Thanks for your feedback!
Was this page helpful?
Yes
No
How can we improve?
Enter your name and email address if you would like to receive a follow-up message or
contact our support
.
By submitting this form, I agree that JetBrains s.r.o. ("JetBrains") may use my name, email address, phone number, and country of residence to provide support. I agree that JetBrains may process said data using
third-party services
for this purpose in accordance with the
JetBrains Privacy Policy
.