/*
* Changing the maximum quantity to 1 for all the WooCommerce products
*/
function woocommerce_quantity_input_max_callback( $max, $product ) {
$max = 1;
return $max;
}
add_filter( 'woocommerce_quantity_input_max', 'woocommerce_quantity_input_max_callback', 10, 2 );
?>
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