stream_copy_to_stream
PHP 5, PHP 7, PHP 8
stream_copy_to_stream - Copies data from one stream to another
Manual
stream_copy_to_stream(
resource$from,
resource$to,
[int|null$length = null],
[int$offset = 0]
): int|false
resource$from,
resource$to,
[int|null$length = null],
[int$offset = 0]
): int|false
Makes a copy of up to length bytes of data from the current position (or from the offset position, if specified) in from to to. If length is null, all remaining content in from will be copied.
Parameters
- from
-
The source stream
- to
-
The destination stream
- length
-
Maximum bytes to copy. By default all bytes left are copied.
- offset
-
The offset where to start to copy data
Return Values
Returns the total count of bytes copied, or false on failure.
Changelog
| Version | Description |
| 8.0.0 | length is now nullable. |