apply_filters_deprecated( string $tag, array $args, string $version, string $replacement = false, string $message = null )

Fires functions attached to a deprecated filter hook.


Description Description

When a filter hook is deprecated, the apply_filters() call is replaced with apply_filters_deprecated(), which triggers a deprecation notice and then fires the original filter hook.


Parameters Parameters

$tag

(string) (Required) The name of the filter hook.

$args

(array) (Required) Array of additional function arguments to be passed to apply_filters().

$version

(string) (Required) The version of WordPress that deprecated the hook.

$replacement

(string) (Optional) The hook that should have been used.

Default value: false

$message

(string) (Optional) A message regarding the change.

Default value: null


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Source Source

File: wp-includes/plugin.php

function apply_filters_deprecated( $tag, $args, $version, $replacement = false, $message = null ) {
	if ( ! has_filter( $tag ) ) {
		return $args[0];
	}

	_deprecated_hook( $tag, $version, $replacement, $message );

	return apply_filters_ref_array( $tag, $args );
}

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Changelog Changelog

Changelog
Version Description
4.6.0 Introduced.


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