Whether the site is being previewed in the Customizer.

Description Description

Return Return

(bool) True if the site is being previewed in the Customizer, false otherwise.

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Source Source

File: wp-includes/theme.php

function is_customize_preview() {
	global $wp_customize;

	return ( $wp_customize instanceof WP_Customize_Manager ) && $wp_customize->is_preview();

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Changelog Changelog

Version Description
4.0.0 Introduced.

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