(PECL event >= 1.2.6-beta)
EventBuffer::freeze — Prevent calls that modify an event buffer from succeeding
public EventBuffer::freeze ( bool $at_front ) : bool
Prevent calls that modify an event buffer from succeeding
at_front
Whether to disable changes to the front or end of the buffer.
Returns true
on success. Otherwise false
.
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https://www.php.net/manual/en/eventbuffer.freeze.php