yayMark

// Callback function to remove default bio field from user profile page
// https://gist.github.com/dkomando/6214787a8d36d9f13c9b

if(!function_exists('remove_bio_box')){
	function remove_bio_box($buffer){
		$buffer = preg_replace('/<tr class=\"user-description-wrap\"[\s\S]*?<\/tr>/','',$buffer,1);
		return $buffer;
	}
	function user_profile_subject_start(){ ob_start('remove_bio_box'); }
	function user_profile_subject_end(){ ob_end_flush(); }

yayMark

    <div class="woocommerce-variation-custom-text-field">
        {{{ data.variation.text_field }}}
    </div>

yayMark

<?php

// Add New Variation Settings
add_filter( 'woocommerce_available_variation', 'load_variation_settings_fields' );

/**
 * Add custom fields for variations
 *
*/
function load_variation_settings_fields( $variations ) {

yayMark

<?php

// Add Variation Settings
add_action( 'woocommerce_product_after_variable_attributes', 'variation_settings_fields', 10, 3 );

// Save Variation Settings
add_action( 'woocommerce_save_product_variation', 'save_variation_settings_fields', 10, 2 );

/**
 * Create new fields for variations