woocommerce_before_add_to_cart_button action-hook . WC 1.0
Usage
add_action( 'woocommerce_before_add_to_cart_button', 'action_function_name_9212' ); function action_function_name_9212(){ // action... }
Where the hook is called
woocommerce_before_add_to_cart_button
woocommerce/templates/single-product/add-to-cart/simple.php 33
<?php do_action( 'woocommerce_before_add_to_cart_button' ); ?>
woocommerce/templates/single-product/add-to-cart/external.php 23
<?php do_action( 'woocommerce_before_add_to_cart_button' ); ?>
woocommerce/templates/single-product/add-to-cart/grouped.php 117
<?php do_action( 'woocommerce_before_add_to_cart_button' ); ?>
woocommerce/templates/single-product/add-to-cart/variation-add-to-cart-button.php 15
<?php do_action( 'woocommerce_before_add_to_cart_button' ); ?>