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apply_filters( ‘deprecated_hook_trigger_error’, bool $trigger )

Filters whether to trigger deprecated hook errors.

Parameters

$triggerbool
Whether to trigger deprecated hook errors. Requires WP_DEBUG to be defined true.

Source

if ( WP_DEBUG && apply_filters( 'deprecated_hook_trigger_error', true ) ) {

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Changelog

Version Description
4.6.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/hooks/deprecated_hook_trigger_error