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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 2728 | } else { |
| 2729 | $screen_id = 'front'; |
| 2730 | } |
| 2731 | |
| 2732 | if ( ! empty( $_POST['data'] ) ) { |
| 2733 | $data = wp_unslash( (array) $_POST['data'] ); |
| 2734 | } |
| 2735 | |
| 2736 | if ( 1 !== $nonce_state ) { |
| 2737 | $response = apply_filters( 'wp_refresh_nonces', $response, $data, $screen_id ); |
| 2738 | |
| 2739 | if ( false === $nonce_state ) { |
| 2740 | // User is logged in but nonces have expired. |
| 2741 | $response['nonces_expired'] = true; |
| 2742 | wp_send_json( $response ); |
| 2743 | } |
| 2744 | } |
| 2745 | |
| 2746 | if ( ! empty( $data ) ) { |