Conditional checkbox field example for an existing Register Helper Code

my_pmpro_conditional_checkbox.php

<?php // DO NOT COPY THIS LINE

/**
    *   Conditional field example. Display two textfields depending on checkbox value
    *   This can be added to an existing register helper add fields code, if adding this type of field for the first time,
    *   be sure to check if function exists by adding this: function my_pmprorh_init() {  if(!function_exists( "pmprorh_add_registration_field" )) {  return false; }
    **/

    
    $fields[] = new PMProRH_Field(
        'registering_for_pwsn',             // input name, will also be used as meta key
        'checkbox',                    // type of field
        array(
            'label' => 'Click here if registering for a PWSN' // string for <label></label>
        )
    );

	$fields[] = new PMProRH_Field(
        'Name_of_Parent_or_Caregiver',             // input name, will also be used as meta key
        'text',                    // type of field
        array(
			'label'	=>	'Name of Parent/Caregiver',
            'depends' => array(
                array(
                    'id' => 'registering_for_pwsn', //depends on this field
                    'value' => true //if checkbox is checked show this field
                )
            )
        )
    );
	
	$fields[] = new PMProRH_Field(
        'Phone_Number_of_Parent_or_Caregiver',             // input name, will also be used as meta key
        'text',                    // type of field
        array(
			'label'	=>	'Phone Number of Parent/Caregiver',
            'depends' => array(
                array(
                    'id' => 'registering_for_pwsn', //depends on this field
                    'value' => true //if checkbox is checked show this field
                ),
            )
        )
    );