How to get all values ​​in a variable?

Question

Google

Please tell me there is a DataLayer array with data about products in the product category, how to get all the values ​​\u200b\u200bin a variable in GTM and pass them to the Facebook code? In general, I made the variable set the values, but it receives only 1 value (

Answer 1

You need to create a separate JavaScript variable and concatenate the data there. Something along the lines of:

function () { return {{ecommerce.impressions}}.map(function(a) {return a.name;}).join(', '); }