-
Notifications
You must be signed in to change notification settings - Fork 22.4k
/
index.md
63 lines (45 loc) · 1.14 KB
/
index.md
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
---
title: "ByteLengthQueuingStrategy: size() method"
short-title: size()
slug: Web/API/ByteLengthQueuingStrategy/size
page-type: web-api-instance-method
browser-compat: api.ByteLengthQueuingStrategy.size
---
{{APIRef("Streams")}}{{AvailableInWorkers}}
The **`size()`** method of the
{{domxref("ByteLengthQueuingStrategy")}} interface returns the given chunk's
`byteLength` property.
## Syntax
```js-nolint
size(chunk)
```
### Parameters
- `chunk`
- : A chunk of data being passed through the stream.
### Return value
An integer representing the byte length of the given chunk.
## Examples
```js
const queuingStrategy = new ByteLengthQueuingStrategy({ highWaterMark: 1 });
const readableStream = new ReadableStream(
{
start(controller) {
// …
},
pull(controller) {
// …
},
cancel(err) {
console.log("stream error:", err);
},
},
queuingStrategy,
);
const size = queueingStrategy.size(chunk);
```
## Specifications
{{Specifications}}
## Browser compatibility
{{Compat}}
## See also
- {{domxref("ByteLengthQueuingStrategy.ByteLengthQueuingStrategy", "ByteLengthQueuingStrategy()")}} constructor