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Hphp Set Hardware Events

hphp/hack/manual/apis/Functions/hphp_set_hardware_events.md

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:::info[Note] This is a point-in-time snapshot of the API documentation from January 2026. Going forward, we will not be maintaining a public copy of these references, and recommend users to refer to the built-in signature helpers available in the Hack LSP instead for complete and up-to-date information. :::

Hack
function hphp_set_hardware_events(
  string $events = NULL,
): bool;

Parameters

  • string $events = NULL - comma separated list of hardware events

Returns

  • bool - - returns TRUE on success and FALSE on failure
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