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+---
+title: CosmosMC Custom Item Encyclopedia (CEI) - Website
+status: 1
+description: A encyclopedia for custom items on CosmosMC
+date: 2025-02-13
+language: en
+tags:
+  - prototype
+  - html5
+  - css3
+  - javascript
+  - es2015
+linkDemo: https://cosmos.emptywork.my.id/
+code: |-
+  const getAllNestedChildren = (element) => {
+      let allChildren = []
+      const children = Array.from(element.children)
+      children.forEach(child => {
+          allChildren.push(child)
+          allChildren.concat(getAllNestedChildren(child))
+      })
+      return allChildren;
+  }
+---