JAVASCRIPT

react scroll to bottom of div

import React, { useEffect, useRef } from 'react'

const Messages = ({ messages }) => {

  const messagesEndRef = useRef(null)

  const scrollToBottom = () => {
    messagesEndRef.current?.scrollIntoView({ behavior: "smooth" })
  }

  useEffect(() => {
    scrollToBottom()
  }, [messages]);

  return (
    <div>
      {messages.map(message => <Message key={message.id} {...message} />)}
      <div ref={messagesEndRef} />
    </div>
  )
}

scroll to bottom of an element react

// without smooth-scroll
const scrollToBottom = () => {
		divRef.current.scrollTop = divRef.current.scrollHeight;
};

//with smooth-scroll
const scrollToBottomWithSmoothScroll = () => {
   divRef.current.scrollTo({
        top: divRef.current.scrollHeight,
        behavior: 'smooth',
      })
}

scrollToBottom()
scrollToBottomWithSmoothScroll()

react scroll to bottom

const scrollToBottom = () => {
	containerRef.current?.scrollToEnd()
};

scroll to bottom react

const messagesEndRef = useRef(null);
  const [msgs, setMsgs] = useState([]);

  const scrollToBottom = () => {
    messagesEndRef.current?.scrollIntoView({ behavior: "smooth" });
  };

  useEffect(() => {
    scrollToBottom();
  }, [msgs]);