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_wp_timezone_choice_usort_callback is private and should not be used in themes or plugins directly.
_wp_timezone_choice_usort_callback › WordPress Function
Since2.9.0
Deprecatedn/a
› _wp_timezone_choice_usort_callback ( $a, $b )
Access: |
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Parameters: (2) |
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Returns: |
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Defined at: |
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Codex: |
Sort-helper for timezones.
Source
function _wp_timezone_choice_usort_callback( $a, $b ) {
// Don't use translated versions of Etc.
if ( 'Etc' === $a['continent'] && 'Etc' === $b['continent'] ) {
// Make the order of these more like the old dropdown.
if ( str_starts_with( $a['city'], 'GMT+' ) && str_starts_with( $b['city'], 'GMT+' ) ) {
return -1 * ( strnatcasecmp( $a['city'], $b['city'] ) );
}
if ( 'UTC' === $a['city'] ) {
if ( str_starts_with( $b['city'], 'GMT+' ) ) {
return 1;
}
return -1;
}
if ( 'UTC' === $b['city'] ) {
if ( str_starts_with( $a['city'], 'GMT+' ) ) {
return -1;
}
return 1;
}
return strnatcasecmp( $a['city'], $b['city'] );
}
if ( $a['t_continent'] === $b['t_continent'] ) {
if ( $a['t_city'] === $b['t_city'] ) {
return strnatcasecmp( $a['t_subcity'], $b['t_subcity'] );
}
return strnatcasecmp( $a['t_city'], $b['t_city'] );
} else {
// Force Etc to the bottom of the list.
if ( 'Etc' === $a['continent'] ) {
return 1;
}
if ( 'Etc' === $b['continent'] ) {
return -1;
}
return strnatcasecmp( $a['t_continent'], $b['t_continent'] );
}
}