RH: Example for Customer.

rh_ex_customer.php

<?php


function my_pmprorh_init()
 {
	//don't break if Register Helper is not loaded
	if(!function_exists( 'pmprorh_add_registration_field' )) {
	return false;
 }
		//define the fields
		$fields = array();
			
		$fields[] = new PMProRH_Field(
				'occupation',	// input name, will also be used as meta key
				'text',	// type of field
				array(
				'label'	=> 'Position / Occupation Title', // custom field label
				'size'	=> 40,	// input size
				'class'	=> 'position-title',	// custom class
				'profile'	=> true,	// show in user profile
				'required'	=> false,	// make this field required
			)
		);
			
		$fields[] = new PMProRH_Field(
				'pract_name',	// input name, will also be used as meta key
				'text',	// type of field
				array(
				'label'	=> 'Practice Name',	// custom field label
				'size'	=> 40,	// input size
				'class'	=> 'pract_name',	// custom class
				'profile'	=> true,	// show in user profile
				'required'	=> false,	// make this field required
			)	
		);
		$fields[] = new PMProRH_Field(
				'pract_line1',	// input name, will also be used as meta key
				'text',	// type of field
				array(
				'label'	=> false,	// custom field label
				'html_attributes' => array('placeholder'=>"Practice Address Line 1"),
				'size'	=> 40,	// input size
				'class'	=> 'pract_line1',	// custom class
				'profile'	=> true,	// show in user profile
				'required'	=> false,	// make this field required
					
			)	
		);
			
		$fields[] = new PMProRH_Field(
			'pract_line2',	// input name, will also be used as meta key
			'text',	// type of field
			array(
			'label'	=> false,	// custom field label
			'html_attributes' => array('placeholder'=>"Practice Address Line 2"),	
			'size'	=> 40,	// input size
			'class'	=> 'pract_line2',	// custom class
			'profile'	=> true,	// show in user profile
			'required'	=> false,	// make this field required
		
			)	
		);
  
  //field size changed
		$fields[] = new PMProRH_Field(
			'pract_county',	// input name, will also be used as meta key
			'text',	// type of field
			array(
			'label'	=> false,	// custom field label
			'html_attributes' => array('placeholder'=>"County"),	
			'size'	=> 15,	// input size
			'class'	=> 'pract_county',	// custom class
			'profile'	=> true,	// show in user profile
			'required'	=> false,	// make this field required
		
			)	
		);
  
  // field size changed
		$fields[] = new PMProRH_Field(
			'pract_postcode',	// input name, will also be used as meta key
			'text',	// type of field
			array(
			'label'	=> false,	// custom field label
			'html_attributes' => array('placeholder'=>"Postal Code"),	
			'size'	=> 15,	// input size
			'class'	=> 'pract_postcode',	// custom class
			'profile'	=> true,	// show in user profile
			'required'	=> false,	// make this field required
		
			)	
		);
	
  //line break added
	$fields[] = new PMProRH_Field(
        'html_title',  // input name, will also be used as meta key
        'html',                    // type of field
        array(
            'label' => '<br/>',
			)
		);
	
		$fields[] = new PMProRH_Field(
			'pract_phone',	// input name, will also be used as meta key
			'text',	// type of field
			array(
			'label'	=> 'Practice Phone Number',	// custom field label
			'size'	=> 40,	// input size
			'class'	=> 'pract_phone',	// custom class
			'profile'	=> true,	// show in user profile
			'required'	=> false,	// make this field required
		
			)	
		);
	
		 
	
		$fields[] = new PMProRH_Field(
			'prof_registration',	// input name, will also be used as meta key
			'text',	// type of field
			array(
			'label'	=> 'Professional Registration Number',	// custom field label
			'size'	=> 20,	// input size
			'class'	=> 'prof_registration',	// custom class
			'profile'	=> true,	// show in user profile
			'required'	=> false,	// make this field required
			
			)	
		);
		//add the fields into a new checkout_boxes are of the checkout page
		foreach($fields as $field)
			pmprorh_add_registration_field(
			'after_email',	// location on checkout page
			$field	// PMProRH_Field object
				);
			
			//that's it. see the PMPro Register Helper readme for more information and examples.
			}
add_action( 'init', 'my_pmprorh_init' );