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How Do I Keep a Div Scrolled to the Bottom in JavaScript?

Barbara Streisand
Release: 2024-12-23 16:33:15
Original
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How Do I Keep a Div Scrolled to the Bottom in JavaScript?

Scrolling to the Bottom of a Div

When creating chat applications with Ajax requests, it's often necessary to ensure that the chat window scrolls to the bottom to display incoming messages. This can be achieved using JavaScript.

Keeping the Div Scrolled to the Bottom by Default

To keep a div scrolled to the bottom by default, you can use the following code:

var objDiv = document.getElementById("scroll"); // Replace "scroll" with the ID of your div
objDiv.scrollTop = objDiv.scrollHeight;
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Scrolling to the Bottom After an Ajax Request

To scroll the div to the bottom after an Ajax request, you can add the following code to the success callback:

$.ajax({
  // Your Ajax request code
  success: function(data) {
    // After the Ajax request
    var objDiv = document.getElementById("scroll"); // Replace "scroll" with the ID of your div
    objDiv.scrollTop = objDiv.scrollHeight;
  }
});
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