Change default checkout button text for Paid Memberships Pro

change-default-checkout-button-pmpro.php

<?php

//copy lines 5 - 20 to your active theme's functions.php or custom plugin. (edit line 11 to change text of button).

function my_pmpro_change_default_button_text( ){
  global $pmpro_requirebilling;
  ?>
  <span id="pmpro_submit_span">
    <input type="hidden" name="submit-checkout" value="1" />
    <input type="submit" class="pmpro_btn pmpro_btn-submit-checkout" value="<?php if($pmpro_requirebilling) { _e('Create Account', 'paid-memberships-pro'); } else { _e('Checkout and Continue', 'paid-memberships-pro');}?>" />
  </span>
  <?php

    //show default checkout button
     return false;

}

add_filter('pmpro_checkout_default_submit_button', 'my_pmpro_change_default_button_text', 10 );

Thanks its help me