Help: What does this code in the allergy UI mean? Which technique is used to create/generate the ID attribute?

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${ui.format(reaction)} <% if (reaction.id == otherNonCodedConcept.id) { %> value="${allergy.reactionNonCoded}" <% } %>/> <% } %>

How can i select a specific checkbox using jquery?

link to source code :point_right: <div id="reactions"> <label class="heading">${ ui.message("allergyu - Pastebin.com