how do i use a ruby if statement in a js.erb file?

Question

I need to do something like shown below; add a jquery effect depending on the value of an instance object in rails

("$('#cart').show(2000);") if @cart.total_items ==1

xdazz · Accepted Answer · 2012-08-13 04:04:21Z

22

<% if @cart.total_items ==1 %>
  $('#cart').show(2000);
<% end %>

answered Aug 13, 2012 at 4:04

xdazz

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Comments

Mani · Accepted Answer · 2015-12-31 06:57:46Z

1

@xdazz answer is right , but i used to use the conditional statements as follows

var mycount = <%= @cart.total_items %>

if (mycount == 1){
$("#cart").show(2000)
}

The reason i use mostly conditional statements in javascript (in js.erb file) is because this seems easy to handle

answered Dec 31, 2015 at 6:57

Mani

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