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Javascript Error Object Required Document.getelementbyid

Member 414 Points 141 Posts Re: lost in javascript hell ("object required" error) Feb 25, 2010 04:26 PM|ScriptStudios|LINK

. up vote 0 down vote favorite I have written a simple Javascript function as follows: function loginValidate(){ var rValue = true; var username = document.getElementById("username").value; var password = document.getElementById("password").value; if(username=="" || What is a Peruvian Word™? http://shpsoftware.com/javascript-error/javascript-error-document-getelementbyid-has-no-properties.php

Anil dhingra Greenhorn Posts: 8 posted 5 years ago Hi All, My code looks like below: function OnHTMLTable1_ClickLink ( ) { var TableDiv = document.getElementById("HTMLTable1"); var oRows = document.getElementById("HTMLTable1").getElementsByTagName('tr'); var iRowCount the hidden field has not been created on the page yet when you're calling the script - I would try creating txtIsDirty in the codebehindbefore registering your javascript . parent.document.getElementById('foo').value : 'unknown'; document.writeln(v); Unfortunately, this still results in an "Object required" error when the element is not present in the document or its parent. can anybody tell how to get these values?

i.e. BTW, the language attribute of the script element has been deprecated long ago. That functionality works fine as long as a postback hasn't yet occurred, but once there is a postback the value of the javascript variable IsDirty is lost, and I've been absolutely Many thanks all.

ankit.sharma, when viewed in the browser, the id value is always the same as in my source code ("txtIsDirty"). I also found some info about Vista screwing up things but haven't heard back from him on whether he is using it. Try this code instead: function show_preview() { var ids = ['livesearch', 'subject', 'message']; for(var i = 0; i < ids.length; i++) { var id = ids[i] this[id] = document.getElementById(id); if(!this[id]) { The asp <%= %> is not working as you are adding the javascript at runtime, its not static.

The time now is 11:01 AM. Also, when I created the hidden field this way, it has no runat="server" attribute, though I'm not sure if that makes any difference. When does bugfixing become overkill, if ever? Advanced Search Forum Client-Side Development JavaScript getElementById Error: Object Required If this is your first visit, be sure to check out the FAQ by clicking the link above.

Kindly help, thanks in advance. The reference to document.getElementById('txtIsDirty') was fine - the problem was that the code that used it appeared by itself rather than inside of a function. ID's of elements are case-sensitive, so you can't get the element

using var el2 = document.getElementById("newsDiv-p1"); Moreover, you can't access elements that have not been rendered yet. Reply With Quote Quick Navigation JavaScript Top Site Areas Settings Private Messages Subscriptions Who's Online Search Forums Forums Home Forums Client-Side Development HTML XML CSS Graphics Design: Responsive Design / Website

Related 6569How do JavaScript closures work?3229What is the most efficient way to deep clone an object in JavaScript?3257How to remove a property from a JavaScript object?2263How do I check if an http://shpsoftware.com/javascript-error/javascript-error-document-form-is-null-or-not-an-object.php The asp <%= %> is not working as you are adding the javascript at runtime, its not static. asked 5 years ago viewed 6364 times active 2 years ago Blog Stack Overflow Podcast #91 - Can You Stump Nick Craver? Exactly why that is not finding your element depends on your HTML and when this JS snippets runs.

This could be because: 1. Red balls and Rings How to find positive things in a code review? sorry, a bit slow. –simflex Apr 18 '11 at 14:13 add a comment| up vote 1 down vote You need to ensure that the DOM is ready before you start to get redirected here I am trying to do what I thought would be a simple exercise, just so I can see something work.

That is FALSE Your code shows the id is just txtIsDirty so you just need to use that as the id var IsDirty = How do I 'Join' two Structured Datasets? How to use color ramp with torus more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback

Why did it take me this long to discover this great place. @Marcel Korpel, I did try your suggestion before, and again now but I suppose I am doing it incorrectly

I can't ‘read’ ASP.net and fear that that part asp:Panel ID="newsdiv" … interferes with your #newsdiv (IDs are not only case-sensitive, but also must be unique). Reply A1ien51 All-Star 15177 Points 5769 Posts Re: lost in javascript hell ("object required" error) Feb 26, 2010 08:03 AM|A1ien51|LINK ASilverblatt A1ien51, the error doesn't occur unless and until you click hope it helps ... How to avoid star-trails How to translate "sink" in "carbon sink" or when dealing with electric fields A very strange email Connection between Raspberry Zero and Rapberry Pi2 or 3 Players

Is it a runat="server" control? Spaced-out numbers SQL Server Memory allocation and max server memory setting 4 dogs have been born in the same week. of rows in the HTML table.That row count is getting used in the code further for coloring the cells.Please let me know if you require any further input regarding this. http://shpsoftware.com/javascript-error/javascript-error-object-required.php Thanks.

Reply [email protected] All-Star 17382 Points 4573 Posts Re: lost in javascript hell ("object required" error) Feb 25, 2010 04:38 PM|[email protected]|LINK The code that I posted does not has any errors. Is it legal to bring board games (made of wood) to Australia? "the Salsa20 core preserves diagonal shifts" Is this homebrew elemental spear balanced? What is the probability that they were born on different days? Results 1 to 3 of 3 Thread: getElementById Error: Object Required Tweet Thread Tools Show Printable Version Email this Page… Subscribe to this Thread… Display Linear Mode Switch to Hybrid Mode

Not the answer you're looking for? What am I missing? I'm not aware of any ability to "shut those off". This will occur inside a

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that is 80px wide and 20px tall.

public override string TxtIsDirtyClientId { get { returntxtIsDirty.ClientID; } } now in your base class you can use csm.RegisterClientScriptBlock(this.GetType(), OnChangeScriptBlockName, "