Implementing WooCommerce Shop Page Quantity Input and Plus (+) Minus (-) Button with simple Code

Add Quantity Field to WooCommerce Shop page

/*  
    Add Quantity Option to WooCommerce Shop Page 
    @ code from https://code.mukto.info
*/
add_filter( 'woocommerce_loop_add_to_cart_link', 'mukto_qty_inputs_add_to_cart', 10, 2 );
function mukto_qty_inputs_add_to_cart( $html, $product ) {
    if ( $product && $product->is_type( 'simple' ) && $product->is_purchasable() && $product->is_in_stock() && ! $product->is_sold_individually() ) {
        $html = '<form action="' . esc_url( $product->add_to_cart_url() ) . '" class="cart" method="post" enctype="multipart/form-data">';
        $html .= woocommerce_quantity_input( array(), $product, false );
        $html .= '<button type="submit" class="button alt">' . esc_html( $product->add_to_cart_text() ) . '</button>';
        $html .= '</form>';
    }
    return $html;
}