Question

current_filter()

Retrieve the name of the current filter or action.

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description

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返回值

(string) Hook name of the current filter or action.

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源代码

File: wp-includes/plugin.php

function current_filter() {
	global $wp_current_filter;
	return end( $wp_current_filter );
}

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更新日志

Version	description
2.5.0	Introduced.

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相关函数

Used By

• wp-admin/includes/class-language-pack-upgrader.php: Language_Pack_Upgrader::bulk_upgrade()
• wp-admin/includes/plugin-install.php: display_plugins_table()
• wp-includes/formatting.php: capital_P_dangit()
• wp-includes/general-template.php: get_the_generator()
• wp-includes/kses.php: wp_kses_data()
• wp-includes/kses.php: wp_filter_kses()
• wp-includes/query.php: is_main_query()
• wp-includes/functions.wp-scripts.php: wp_deregister_script()
• wp-includes/update.php: wp_update_plugins()
• wp-includes/update.php: wp_update_themes()
• wp-includes/plugin.php: current_action()
• wp-includes/class-wp-customize-widgets.php: WP_Customize_Widgets::capture_filter_pre_get_option()
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User Contributed Notes

1. Skip to note content You must log in to vote on the helpfulness of this noteVote results for this note: 0You must log in to vote on the helpfulness of this note Contributed by Codex

   Get the current filter

   
   function wpdocs_my_filter() {
       echo current_filter(); // 'the_content'
   }
   add_filter( 'the_content', 'wpdocs_my_filter' );
   

Get the current action

function wpdocs_my_init_function() {
    echo current_filter(); // 'init'
}
add_action( 'init', 'wpdocs_my_init_function' );