woocommerce_quantity_input_inputmode filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_quantity_input_inputmode', 'filter_function_name_715' );
function filter_function_name_715( $numeric ){
	// filter...

	return $numeric;
}

$numeric

-

Where the hook is called

'inputmode'    => apply_filters( 'woocommerce_quantity_input_inputmode', has_filter( 'woocommerce_stock_amount', 'intval' ) ? 'numeric' : '' ),

Where in WP core the hook is used WooCommerce