Resource Types
Examples
Libevent
PHP Manual

# Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

`EV_TIMEOUT` (integer)
`EV_READ` (integer)
`EV_WRITE` (integer)
`EV_SIGNAL` (integer)
`EV_PERSIST` (integer)
`EVLOOP_NONBLOCK` (integer)
`EVLOOP_ONCE` (integer)

Resource Types
Examples
Libevent
PHP Manual