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wp_ajax_hidden_columns()

wp_ajax_hidden_columns()

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Handles hidden columns via AJAX.

Source

function wp_ajax_hidden_columns() {	check_ajax_referer( 'screen-options-nonce', 'screenoptionnonce' );	$page = isset( $_POST['page'] ) ? $_POST['page'] : '';	if ( sanitize_key( $page ) !== $page ) {	wp_die( 0 );	}	$user = wp_get_current_user();	if ( ! $user ) {	wp_die( -1 );	}	$hidden = ! empty( $_POST['hidden'] ) ? explode( ',', $_POST['hidden'] ) : array();	update_user_meta( $user->ID, "manage{$page}columnshidden", $hidden );	wp_die( 1 ); }

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UsesDescription
wp_get_current_user()wp-includes/pluggable.php

Retrieves the current user object.

update_user_meta()wp-includes/user.php

Updates user meta field based on user ID.

sanitize_key()wp-includes/formatting.php

Sanitizes a string key.

check_ajax_referer()wp-includes/pluggable.php

Verifies the Ajax request to prevent processing requests external of the blog.

wp_die()wp-includes/functions.php

Kills WordPress execution and displays HTML page with an error message.

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Changelog

VersionDescription
3.1.0Introduced.

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