How to reorder billing fields in WooCommerce Checkout template? [closed]

Same can be done through functions.php in your (child) theme: add_filter(“woocommerce_checkout_fields”, “order_fields”); function order_fields($fields) { $order = array( “billing_first_name”, “billing_last_name”, “billing_company”, “billing_address_1”, “billing_address_2”, “billing_postcode”, “billing_country”, “billing_email”, “billing_phone” ); foreach($order as $field) { $ordered_fields[$field] = $fields[“billing”][$field]; } $fields[“billing”] = $ordered_fields; return $fields; }

Explanation for apply_filters function and its variables

That line is using two different functions that need two separate explanations. __() This is a translation function. If the settings are done right, it will translate the first parameter from a list of pre-translated strings. If an installation has a file with a compiled translation for this function to use, it will use it. … Read more

what is __return_false in filters

WordPress contains built in functions for quickly returning values. They are intended to be used as a quick built in function that returns a common value to a filter hook such as true, false, or an empty array. __return_false — Returns the Boolean value of false. __return_true — Returns the Boolean value of true. __return_empty_array … Read more

Remove classes from body_class

You can configure the $whitelist array in this function to filter out all other unwanted classes. add_filter( ‘body_class’, ‘wpse15850_body_class’, 10, 2 ); function wpse15850_body_class( $wp_classes, $extra_classes ) { // List of the only WP generated classes allowed $whitelist = array( ‘portfolio’, ‘home’, ‘error404’ ); // Filter the body classes $wp_classes = array_intersect( $wp_classes, $whitelist ); … Read more

Add custom options to the wplink dialog

The dialog HTML comes from WP_Editors::wp_link_dialog() but no hooks in there. We could instead use jQuery to append the custom HTML to the link dialog and try to override e.g. the wpLink.getAttrs(), because it’s very short 😉 Demo example: jQuery( document ).ready( function( $ ) { $(‘#link-options’).append( ‘<div> <label><span>Link Class</span> <select name=”wpse-link-class” id=”wpse_link_class”> <option value=”normal”>normal</option> … Read more

How can I modify the WordPress default widget output?

To expand on Mark’s answer, there’s not much (generally) available in the way of filters in the default WordPress widgets (except for perhaps widget_text). But adding your own custom widget is easy – put this in your functions.php: require_once(“my_widget.php”); add_action(“widgets_init”, “my_custom_widgets_init”); function my_custom_widgets_init(){ register_widget(“My_Custom_Widget_Class”); } Then you simply want to copy the existing categories widget … Read more

Trouble understanding apply_filters()

Try to see the function with better names: apply_filters( $filter_name, // used for add_filter( $filter_name, ‘callback’ ); $value_to_change, // the only variable whose value you can change $context_1, // context $context_2 // more context ); So when that function is called as: // wp-login.php line 94 apply_filters( ‘login_body_class’, $classes, $action ); You can use … … Read more

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