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PHP Manual :: dio_read



dio_open || dio_seek || Direct IO Functions || PHP Manual

(PHP 4 >= 4.2.0, PHP 5 <= 5.0.5, PHP 7)

dio_readReads bytes from a file descriptor

Description

string dio_read ( resource $fd [, int $len = 1024 ] )

The function dio_read() reads and returns len bytes from file with descriptor fd.

Parameters

fd

The file descriptor returned by dio_open().

len

The number of bytes to read. If not specified, dio_read() reads 1K sized block.

Return Values

The bytes read from fd.

See Also

  • dio_write() - Writes data to fd with optional truncation at length



dio_open || dio_seek || Direct IO Functions || PHP Manual
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