update

src/hooks/useDetectOverflow.ts

@@ -0,0 +1,20 @@
+import { createSignal, onMount } from 'solid-js';
+
+const useDetectOverflow = () => {
+  let elementRef: HTMLElement | undefined;
+  const [overflow, setOverflow] = createSignal(false);
+
+  const setElementRef = (el: HTMLElement) => {
+    elementRef = el;
+  };
+
+  onMount(() => {
+    if (elementRef != null) {
+      setOverflow(elementRef.scrollHeight > elementRef.clientHeight);
+    }
+  });
+
+  return { overflow, elementRef: setElementRef };
+};
+
+export default useDetectOverflow;