ftruncate
PHP 4, PHP 5, PHP 7, PHP 8
ftruncate - Truncates a file to a given length
Manual
ftruncate(
resource$stream,
int$size ): bool
Takes the filepointer, stream, and truncates the file to length, size.
Parameters
- stream
-
The file pointer.
Note:
The stream must be open for writing.
- size
-
The size to truncate to.
Note:
If size is larger than the file then the file is extended with null bytes.
If size is smaller than the file then the file is truncated to that size.
Return Values
Returns true on success or false on failure.
Notes
Note:
The file pointer is not changed.