HH\Lib\OS\read
Requires the Hack Standard Library - Experimental Additions to be installed.
Read from the specified FileDescriptor
namespace HH\Lib\OS;
function read(
FileDescriptor $fd,
int $max_bytes,
): string;
See man 2 read for details. On error, an ErrnoException will be thrown.
Parameters
FileDescriptor $fdint $max_bytes
Returns
string