Debugging JavaScript in Internet Explorer and Safari - javascript

Currently, I don't really have a good method of debugging JavaScript in Internet Explorer and Safari. In Firefox, you can use Firebug's logging feature and command Line functions. However, this doesn't help me when I move to other browsers.

For Safari you need to enable the "Develop" menu via Preferences (in Safari 3.1; see the entry in Apple's Safari development FAQ) or via
$ defaults write com.apple.Safari IncludeDebugMenu 1
at the terminal in Mac OS X. Then from the Develop menu choose Show Web Inspector and click on the Console link. Your script can write to the console using window.console.log.
For Internet Explorer, Visual Studio is really the best script debugger but the Microsoft Script Debugger is okay if you don't have Visual Studio. This post on the IE team blog walks you through installing it and connecting to Internet Explorer.
Internet Explorer 8 looks like it will have a very fancy script debugger, so if you're feeling really adventurous you could install the Internet Explorer 8 beta and give that a whirl.

This is the Firebug Lite that #John was referring to that works on IE, Safari and Opera.

A post on the IE Blog, Scripting Debugging in Internet Explorer, explains different options for script debugging in Internet Explorer.
Here is the Apple Developer FAQ on debugging JavaScript in Safari.

Safari 3.0 and 3.1 include the Drosera JavaScript debugger, which you can enable on the Mac by following the instructions at that link. There's also the Safari Web Inspector..

Visual Studio 2005 has the Script Explorer (under the Debug > Windows menu). It shows a tree of all the scripted stuff that's currently debuggable. Previously I was breaking into the debugger via IE's View > Script Debugger menu, but I'm finding the Script Explorer is a quicker way to get to what I want.

The best method I've used for debugging JavaScript in Internet Explorer is through the Microsoft Script Editor. The debugger is full featured and very easy to use.
The article bellow teaches how to install the Microsoft Script Editor and configure it.
HOW-TO: Debug JavaScript in Internet Explorer
for Safari, sorry no answer...

Safari 3.1 doesn't need any magical commandline preferences -- the Advanced tab of the preferences window has an enable develop menu checkbox. That said if you can use the webkit nightlies (http://nightly.webkit.org), you're probably better off doing that as the developer tools are vastly improved, and you can more easily file bug reports requesting features that you want :D

See the Debugging chapter of the Safari User Guide for Web Developers for full documentation of how to debug in Safari. (For the most part it is the same API as Firebug.)
In IE you can use the IE Dev Tools, but I prefer Firebug Lite as others have mentioned.

There is now a Firebug Lite that works on other browsers such as Internet Explorer, Safari and Opera built. It does have a limited set of commands and is not as fully featured as the version in Firefox.
If you are using ASP.NET in Visual Studio 2008 will also debug JavaScript in Internet Explorer.

Related

Cross-browser issue: How do I debug my site's behavior on safari with window PC?

Live page: tt.fbcwinterretreat.org
The page and its script work well with chrome, IE and firefox. But on iPhone/iPads, not only the layout messed up, but also the image carousel doesn't work. I don't have a mac so I havn't tested it on Mac, but I'm quite sure it won't work on Mac either. To find the problem, I need something like chrome's dev tools to debug it, the question is, how do I do it with a window PC?
I have tried safari for windows, it turns out Safari has stopped support for window since 2012. And the latest version(5.1.7) is totally unreliable. So how do you guys make sure your sites/codes work on Safari if you have only window PC? I believe this must be a very general question.
The best solution is to buy a (second-hand) Mac. Apple does not allow installation of OS X on any machine than a Mac so running a virtual machine is not an option. Alternatively you could use one of the online browser compatibility tools such as
http://crossbrowsertesting.com/ although they are relatively pricey, but in return they provide a comprehensive list of browsers and browser versions.

version of Chrome supported by Angular.js

I am trying to build a simple AngularJS application using an old Chrome (version 2010).
Then I am facing various problems with routing. Basically Chrome becomes unstable, even crashes often.
I suspect that my old Chrome is not compatible with the specific AngularJS I am using (v1.3.8).
Where can I find such information? I mean the version of Chrome needed by AugularJS of specific version?
I searched AngularJS document, but didn't get a clue.
Edited:
Quoted from link https://code.angularjs.org/1.3.8/docs/misc/faq:
We run our extensive test suite against the following browsers: Safari, Chrome, Firefox, Opera 15, IE9 and mobile browsers (Android, Chrome Mobile, iOS Safari). See Internet Explorer Compatibility for more details in supporting legacy IE browsers.
I think these details above are a little vague as a reference. I understand the recommended practice is upgrading Chrome to the latest. As "Derek 朕會功夫" commented, my environment is restricted to some extent. One of the restrictions is, it is not feasible to upgrade Chrome.
That is why I want to find out the exact Chrome version supported by AngularJS. People may come up with similar concerns with other browsers like Firefox. Right?
thanks!
Answer To PSL: I am not using bangrang.
BTW, "add a comment" link doesn't work for me , so I have to comment here :(
As far as I can tell, you require Chrome 13 (MDN) from 2011 in order to support the functions tested in the Angular source found here, such as File and Blob.

Is there a JavaScript IDE that allows debugging in all three browsers (IE, FF, Chrome)?

I know WebStorm allows debugging in FF and Chrome, but I don't see IE support. Is there an IDE out there that can handle all 3?
No, I don't think anyone's covered all 3 browsers.
Visual Studio can debug IE. It cannot debug FireFox or Chrome.
WebStorm can debug FireFox and Chrome (by installing extensions).
All browsers have their own debugging tools, too. So you've got lots of options, but no silver bullet.

How to do Internet Explorer 7 testing and javascript debugging on windows 7?

I have windows 7 platform and I want to test my web application on Internet explorer 7. How can I do it ?
For this I have tried various solutions. I installed ieTester for the same. It is a good tool, but I cann't debug the javascript part in ieTester.
One of the stackoverflow post only Alert Box in IE Tester
Mark has mentioned that to use Firebug in ieTester, but I am unable to do that also.
I have also tried Microsoft expression superview in that also I havn't find any way to debug javascript.
Kindly help out in this issue.. My aim is to debug javascript on Internet Explorer 7 on windows 7 platform.
Any successful solution of this will be appreciated. Thanks in advance.
As said above ie9 will emulate ie7 - but it is not exactly ie7, i have seen numerous instances of real ie7 behaving differently to ie9. What i do for this is have a virtual pc image of vista with ie7 on it.
See here
Internet Explorer 9 has the option to view a website in IE7 mode & has a range of debugging tools. Just press F12 to open the developer tools.

Is it possible with Weinre to set javascript breakpoints when debugging iOS webviews

I'm using weinre to debug a phonegap application. However it doesn't seem possible to step through the JS or set breakpoints. Is this at all possible?
No, it is not possible to set breakpoints with weinre.
No is the correct answer. And the "secret XCode UIWebView" mentioned in the other answer doesn't work any more. BUT ...
You can now throw the Weinre out the window because, with the release of iOS 6, Apple released remote mobile Web Inspector for Safari, and this is HUGE for anyone who's been struggling to debug their iOS mobile apps. Basically you have all the features and power of regular Safari Web Inspector--including Breakpoints--for your mobile apps, including WebView & Phonegap apps. I've used weinre quite a bit, and this makes it completely obsolete for these purposes, since the new remote Web Inspector is a full-featured, native debugger.
Here's how it works (requires a Mac, xCode 4.5+ running an iOS 6 simulator (or an attached iOS 6 device, I think), and Safari 6+ on your Mac:
In your ios6 simulator/device, Settings --> Safari --> Advanced --> Web Inspector --> On (this is On by default in the simulator).
In Safari, access iPhone/iPad Simulator from the Develop menu and see your page. You can enable the Develop menu in Safari's Advanced Preferences if you don't see it.
More discussion at the bottom of: http://www.mobilexweb.com/blog/iphone-5-ios-6-html5-developers
even if this an old question, maybe someone is still struggling with iOS debugging from windows (as i was until today...:D).
I found this quite good solution:
https://www.genuitec.com/products/gapdebug/
You can install apps from ipa and debug all the code usually obfuscated by Safari.

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