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How to Automatically Scroll to the End of a Div When Data is Added?

Mary-Kate Olsen
Mary-Kate OlsenOriginal
2024-11-09 20:26:02685browse

How to Automatically Scroll to the End of a Div When Data is Added?

Automatic Scrolling to the End of a Div upon Data Addition

In an HTML document, a table is enclosed within a div with specified styles that restrict horizontal overflow while allowing vertical scrollbar visibility. The objective is to automate scrolling the div to the bottom when new data is appended to the table.

JavaScript Solution:

To achieve this, a JavaScript interval function can be employed. This function periodically updates the scrollTop property of the div to match its scrollHeight. This ensures that the div automatically scrolls to the bottom when data is added.

The following code demonstrates how this can be implemented:

window.setInterval(function() {
  var elem = document.getElementById('data');
  elem.scrollTop = elem.scrollHeight;
}, 5000);

Custom Event Invocation:

If you control the timing of data addition, an alternative approach is to manually invoke the function after adding new data. This eliminates the need for an interval function and provides greater flexibility in controlling the scrolling behavior.

To implement this, call the inner function of the code above after adding data to the table:

elem.scrollTop = elem.scrollHeight;

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