pre_option_gmt_offset

The WordPress Core pre option gmt offset hook.

Description

add_filter( 'pre_option_gmt_offset', (string) $wp_timezone_override_offset ); 

Parameters (1)

0. $wp_timezone_override_offset (string) => 'wp_timezone_override_offset'
The wp timezone override offset.

Usage

To run the hook, copy the example below.
  1. $wp_timezone_override_offset = apply_filters( 'pre_option_gmt_offset', $wp_timezone_override_offset ); 
  2.  
  3. if ( !empty( $wp_timezone_override_offset ) ) { 
  4.  
  5. // everything has led up to this point... 
  6.  
  7.  
The following example is for adding a hook callback.
  1. // define the pre_option_gmt_offset callback 
  2. function filter_pre_option_gmt_offset( $wp_timezone_override_offset ) { 
  3. // make filter magic happen here... 
  4. return $wp_timezone_override_offset
  5. }; 
  6.  
  7. // add the filter 
  8. add_filter( 'pre_option_gmt_offset', 'filter_pre_option_gmt_offset', 10, 1 ); 
To remove a hook callback, use the example below.
  1. // remove the filter 
  2. remove_filter( 'pre_option_gmt_offset', 'filter_pre_option_gmt_offset', 10, 1 ); 

Defined (1)

The filter is defined in the following location(s).

/wp-includes/default-filters.php  
  1. add_filter( 'pre_option_gmt_offset', 'wp_timezone_override_offset' );