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Writes data to fd with optional truncation at length


dio_write

(PHP 4 >= 4.2.0, PHP 5 <= 5.0.5)

dio_writeWrites data to fd with optional truncation at length

Description

int dio_write ( resource $fd , string $data [, int $len = 0 ] )

dio_write() writes up to len bytes from data to file fd.

Parameters

fd

The file descriptor returned by dio_open().

data

The written data.

len

The length of data to write in bytes. If not specified, the function writes all the data to the specified file.

Return Values

Returns the number of bytes written to fd.

See Also


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