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Description

Prevents the Theme Preview from being loaded on WordPress versions prior to 5.3.

Usage

$void = twenty_twenty_one_preview();

Parameters

Returns

void

Source

File name: twentytwentyone/inc/back-compat.php
Lines:

function twenty_twenty_one_preview() {
  if ( isset( $_GET['preview'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification
    wp_die(
      sprintf(
        /* translators: %s: WordPress Version. */
        esc_html__( 'This theme requires WordPress 5.3 or newer. You are running version %s. Please upgrade.', 'twentytwentyone' ),
        esc_html( $GLOBALS['wp_version'] )
      )
    );
  }
}
 

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