1.2.1499. ext/dio

Extension DIO : Direct Input Output.

PHP supports the direct io functions as described in the Posix Standard (Section 6) for performing I/O functions at a lower level than the C-Language stream I/O functions

<?php

$fd = dio_open('/dev/ttyS0', O_RDWR | O_NOCTTY | O_NONBLOCK);

dio_close($fd);
?>

See also DIO.

1.2.1499.1. Specs

Short name	Extensions/Extdio
Rulesets	All, Appinfo, CE, Changed Behavior
Exakat since	0.8.4
PHP Version	All
Severity
Time To Fix
Precision	Very high
Available in	Entreprise Edition, Community Edition, Exakat Cloud