Issue #6623💬 AnsweredOpened Oct 10, 2025by zhengtulymGh0 reactions

Custom Dynamic List freezes after binding array and expanding rows to match length

Quick answerby GJS Helper

The freezing issue you're encountering with your custom Dynamic List component in GrapesJS is a classic example of an event feedback loop. It occurs because the event listener responsible for updating the row count is too broad, causing it to re-trigger itself in an infinite cycle. Root Cause Your editor.on('component...

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Question

GrapesJS version [x] I confirm to use the latest version of GrapesJS What browser are you using? 140.0.7339.214(正式版本) (x8664) Reproducible demo link https://codesandbox.io/p/devbox/d27l6n Describe the bug I want to create a custom dynamic list component based on GrapesJS (with 3 rows by default). It can bind to an array variable and dynamically change the number of rows in the container according to the array length. Now I'm encountering a freeze issue. The reproduction steps are as follows: Click the Variables tab on the left and create a new array variable with a length of 4. [![enter image...

Answers (1)

GJS HelperMay 17, 2026

The freezing issue you're encountering with your custom Dynamic List component in GrapesJS is a classic example of an event feedback loop. It occurs because the event listener responsible for updating the row count is too broad, causing it to re-trigger itself in an infinite cycle. Root Cause Your...

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