IO
Input/Output operations for streams produced by DevTools.
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Commands
IO.close
Close the stream, discard any temporary backing storage.
Parameters
| Name | Type | Description |
|---|---|---|
handle
|
StreamHandle |
Handle of the stream to close. |
IO.read
Read a chunk of the stream
Parameters
| Name | Type | Description |
|---|---|---|
handle
|
StreamHandle |
Handle of the stream to read. |
offset
(optional) |
integer |
Seek to the specified offset before reading (if not specified, proceed with offset following the last read). Some types of streams may only support sequential reads. |
size
(optional) |
integer |
Maximum number of bytes to read (left upon the agent discretion if not specified). |
Return Object
| Name | Type | Description |
|---|---|---|
base64Encoded
(optional) |
boolean |
Set if the data is base64-encoded |
data
|
string |
Data that were read. |
eof
|
boolean |
Set if the end-of-file condition occurred while reading. |
IO.resolveBlob
Return UUID of Blob object specified by a remote object id.
Parameters
| Name | Type | Description |
|---|---|---|
objectId
|
Runtime.RemoteObjectId |
Object id of a Blob object wrapper. |
Return Object
| Name | Type | Description |
|---|---|---|
uuid
|
string |
UUID of the specified Blob. |
Types
StreamHandle
(string)
This is either obtained from another method or specified as `blob:<uuid>` where
`<uuid>` is an UUID of a Blob.