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Description

Prevent the Theme Preview from being loaded on WordPress versions prior to 4.1.

Usage

twentyfifteen_preview();

Parameters

Returns

void

Source

File name: twentyfifteen/inc/back-compat.php

function twentyfifteen_preview() {
  if ( isset( $_GET['preview'] ) ) {
    wp_die( sprintf( __( 'Twenty Fifteen requires at least WordPress version 4.1. You are running version %s. Please upgrade and try again.', 'twentyfifteen' ), $GLOBALS['wp_version'] ) );
  }
}
 

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