Please anyone can describe how to change value of product.variants[0].price in javascript

Technical Q&A
1

I am working on my client website and need help about variant price, I am not liquid developer but while working on this project getting how know about it, I am customizing product page, in it I want to call variant price and send it for checkout there is already 3 variant made when started on working it and three variants are call like tis [0] , [1], [2] but I have created 4th variant and try [4] but not working, need help as soon as possible.

Before I started the working on it, there is dropdowns which I have hide and call the values from there

Thanks

There is custom code

{% if settings.product-breadcrumbs-show %} {% include 'snippet-breadcrumbs' %} {% endif %}

{% comment %}

{{ product.title }}

CUSTOMIZE YOUR OWN BEER BONG
Starting at $15.99

{{ product.description }}

{% endcomment %}
{% if collection %} {% if collection.previous_product or collection.next_product %}
{% if collection.previous_product %} {{ 'products.previous_item' | t }} {% endif %}
{% if collection.next_product %} {{ 'products.next_item' | t }} {% endif %}
{% endif %} {% endif %}

{{ product.title }}

CUSTOMIZE YOUR OWN BEER BONG
Starting at $15.99

{{ product.description }}

{% if product.available %}

{% else %} {% endif %}

{% assign variant = product.selected_or_first_available_variant %} {% if variant.price < variant.compare_at_price %}{{ 'products.was' | t }} {{ variant.compare_at_price | money }}{% endif %}

{% if product.images.size > 1 %}
    {% for image in product.images %}
  • {{ image.alt | escape }}
    • {% endfor %}
{% endif %}

{% comment %}

Line Item 1
Line Item 2
{% endcomment %}

STEP #1 Funnel Color


CLEAR
WHITE
SILVER
AQUA
PINK
YELLOW
ORANGE
GLOW IN DARK
ELECTRIC GREEN
RED
BLUE
DARK GREEN
PURPLE
BLACK

ADD-ON : VALVE FOR 2 FOOT TUBE ( + $2.50 for 2 Foot Tube)

STEP #2 Tube Color

2 FOOT TUBE COLORS

(from $15.99 Funnel & Tube Set)
Clear
WHITE
SILVER
AQUA
PINK
YELLOW
ORANGE
ELECTRIC GREEN
RED
BLUE
PURPLE
BLACK


6 FOOT TUBE COLORS W/ VALVE

($19.99 Funnel & Tube Set)
CLEAR
WHITE
SILVER
AQUA
PINK
YELLOW
ORANGE
ELECTRIC GREEN
RED
BLUE
BLACK


DOUBLE HEADER TUBE COLOR COMBOS W/ 2 VALVES

($21.99 Funnel & Tube Set)
CLEAR/BLACK
WHITE/WHITE
SILVER/BLACK
AQUA/AQUA
PINK/PINK
YELLOW/YELLOW
ORANGE/ORANGE
ELECTRIC GREEN/ELECTRIC GREEN
RED/RED
BLUE/BLUE
PURPLE/PURPLE

<input type=“radio” name=“tube” value="dblackwhite id=“tube2-10”>
BLACK/WHITE

{% include 'snippet-quantity' %}

{% include ‘snippet-product-unavailable’ %}

You Tube Demos

{% if settings.product-position-title-vendor == 'left' %}
{% endif %} {% if settings.product-position-price == 'left' %}
{% endif %} {% if settings.product-position-form == 'left' %}
{% endif %} {% if settings.product-position-thumbs == 'left' %}
{% endif %} {% if settings.product-position-description == 'left' %}
{% endif %}
{% if settings.product-position-thumbs == 'center' %}
{% endif %}
{% if settings.product-position-title-vendor == 'right' %}
{% endif %} {% if settings.product-position-price == 'right' %}
{% endif %} {% if settings.product-position-form == 'right' %}
{% endif %} {% if settings.product-position-thumbs == 'right' %}
{% endif %} {% if settings.product-position-description == 'right' %}
{% endif %}

{% if settings.product-share-this-show %}

{% include 'snippet-product-share' with 'product-template' %}
{% endif %}

{% if settings.product-similar-products-show %}
{% include ‘snippet-related-products’ %}
{% endif %}

{% if settings.product-modal-enabled %}

{% endif %}