The following function will work in all major browsers, for both textareas and text inputs: function moveCaretToEnd(el) { if (typeof el.selectionStart == “number”) { el.selectionStart = el.selectionEnd = el.value.length; } else if (typeof el.createTextRange != “undefined”) { el.focus(); var range = el.createTextRange(); range.collapse(false); range.select(); } } However, you really shouldn’t do this whenever the user … Read more
Below is a function to set the selection to a pair of character offsets within a particular element. This is naive implementation: it does not take into account any text that may be made invisible (either by CSS or by being inside a <script> or <style> element, for example) and may have browser discrepancies (IE … Read more
UPDATE As pointed out in the comments, my original answer (below) only returns the end of the selection or the caret position. It’s fairly easy to adapt the code to return a start and an end offset; here’s an example that does so: function getSelectionCharacterOffsetWithin(element) { var start = 0; var end = 0; var … Read more