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Also we still sneak in logs using the {{log}} helper in Ember, but I checked their implementation and it seems like it should work in IE9. Why do you pass the the arguments through this to the message? –user1555863 Aug 20 '13 at 13:19 1 @user1555863 I've updated my answer to answer your questions, see the I'm trying to log a bunch of tests/assertions to the console but I can't do this in IE. If not, create an empty object for it, // then create and empty logging function which does nothing. // // REMEMBER: put this before any other console.log calls !window.console && (window.console

Sending JavaScript into the Console The console not only displays output from code, but provides an interface to execute code as well. Browse other questions tagged javascript internet-explorer internet-explorer-8 console firebug or ask your own question. J DeanMarkTaylor (Dean Taylor) 2015-01-19 21:38:28 UTC #16 codinghorror: Maybe it's better to look at it this way: is anything unusual (other than pushstate, which doesn't exist) broken in IE9? What are cell phone lots at US airports for? https://msdn.microsoft.com/en-us/library/gg589530(v=vs.85).aspx

Internet Explorer Console Log

In the left pane, click to the left of the line of code you want to break on. Using typeof first will avoid any undefined errors. else alert(s) } and even simpler: function trace(s) { try { console.log(s) } catch (e) { alert(s) } } share|improve this answer edited Jun 25 '12 at 15:03 answered Mar 27

You can also open the Console within another tool using the Show console button in the upper-right of the tools pane or CTRL + `. If you do not want to type the variable name, you can copy and paste it into the watch list. Join them; it only takes a minute: Sign up Does IE9 support console.log, and is it a real function? Internet Explorer Console Commands Can I visit Montenegro without visa?

Selecting elements in the Console Console selectors are new in IE11. How To Open Console In Internet Explorer You’ll be auto redirected in 1 second. share|improve this answer answered Aug 11 '09 at 18:20 James Wheare 3,20011622 3 +1 This is my precise error this morning. The F12 tools console commands let you receive error messages from Windows Internet Explorer 9, as well as send your own messages back from your code without having to break the flow

Linked 0 How to implement a cross browser console.log functionality 338 'console' is undefined error for Internet Explorer 518 Why does JavaScript only work after opening developer tools in IE once? Internet Explorer 11 Logging How to avoid Johnson noise in high input impedance amplifier Past life of Satyabhama Meaning of grey and yellow/brown colors of buildings in google maps? The following screen shot shows the F12 tools console.You can also send messages from your code to the console to log status, flag errors, or warn about issues by using the Developer Network Developer Network Developer Sign in MSDN subscriptions Get tools Downloads Visual Studio MSDN subscription access SDKs Trial software Free downloads Office resources SharePoint Server 2013 resources SQL Server 2014

How To Open Console In Internet Explorer

This is a funky situation as console gets defined in IE when the debugger window is opened, but what happens when Firebug is already running? http://stackoverflow.com/questions/3326650/console-is-undefined-error-for-internet-explorer If debugging is turned off, the scope is global, and only global variables will show values. Internet Explorer Console Log Caution  Overlapping profiling sessions can create unexpected results. How To Debug Javascript In Internet Explorer 11 Can I visit Montenegro without visa?

This command is equivalent to clicking the Start profiling button on the Profile tab. I'll probably just use something like this: function trace(s) { if ('console' in self && 'log' in console) console.log(s) // the line below you might want to comment out, so it In that case, set console.log to an empty function. In the Script tab, you see the source pane on the left, where you can view your JavaScript code, set breakpoints, and step through the execution path of your functions. Internet Explorer 11 Developer Tools Not Working

Please visit our latest F12 tools documentation. Pass a string to console.profile() as the method's argument to use it as the name for your profiling report. If you clear Console Warnings from the Filter list, none of the output from console.warn will show up in the Console pane.   Related topics How to use F12 Developer Tools If your webpage is built with a frameset or iframes, those frames load their own documents in their own windows.

DeanMarkTaylor (Dean Taylor) 2015-02-17 14:45:39 UTC #18 I believe this topic can be closed thanks to your commit @eviltrout github.com FIX: (for IE9) if `console.log` doesn't exist, make it an noop. F12 Console Tricks I just want to see the output of my console log commands in IE 7 javascript internet-explorer-7 share|improve this question asked Apr 19 '13 at 19:40 user1899082 add a comment| 3 I'm also not keen on the idea of having some console.log commands remain in production code that will get seen by visitors who also use firebug.

The following screen shots show before and after formatting a block of JavaScript code.Breaking Code Execution Setting breakpoints in F12 tools is similar to binary code debuggers like Microsoft Visual Studio.

The fallback function argument is defined at the bottom of the code. asked 7 years ago viewed 177684 times active 3 months ago Blog Stack Overflow Podcast #91 - Can You Stump Nick Craver? so can we do if (typeof console == "object") window.log = console.log;else window.log = function() {}; and since window is the current object, we can just use if (typeof console == How To See Javascript Errors In Ie 11 Managing Multiple Breakpoints by using the Breakpoints Tab If you have a large codebase that has many breakpoints or even across multiple files, the Breakpoints tab can help you keep track

error(message)indow.console.error("Error message"); Prints error " message" to the console. so i wonder how about disabling it just by if (typeof console == "undefined" || typeof console.log == "undefined") var console = { log: function() {} }; at the very top Browse other questions tagged javascript internet-explorer internet-explorer-8 firebug or ask your own question. I tried putting this at the top of my page: still I get the errors.

looks like some of the dependencies set up custom handling for the console, e.g. // Console var console = window.console = {}; console.log = console.info = console.warn = console.error = function(){}; I just spent a day working out why IE9 doesn't like my script and now I know why - it had a console.log in the very first step. Why not just if(!console) {console = {} ; console.log = function(){};} –Meekohi Feb 21 '12 at 23:33 1 Or not just !window.console && (window.console = { log: function () { by eviltrout on 04:52PM - 21 Jan 15 changed 1 files with 10 additions and 0 deletions.

While execution is paused at a breakpoint or being stepped through, the debugging window is essentially modal. Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies In F12 tools, click the Watch tab on the right side, and add the variables "a, b, c, and d.". One helpful thing I always do with temporary debug logging is prefix the code with an empty comment, /**/console.log("..."); so it's easy to search and locate the temporary code. –Lawrence Dol

see stackoverflow.com/questions/7742781/… –Adrien Be Jul 16 '13 at 13:14 1 Best answer to that question is stackoverflow.com/a/16916941/2274855 –Vinícius Moraes Nov 19 '13 at 15:05 1 see github.com/h5bp/html5-boilerplate/blob/master/js/plugins.js –Aprillion Nov JavaScript Copy function a(){ c(); } function b(){ c(); } function c(){ console.trace() } function d(){ b(); } a(); d(); ...displays this output in the console. Breaking an equation Are leet passwords easily crackable? Could you please elaborate what is the purpose for these two lines in trap function: var args = Array.prototype.slice.call(arguments); var message = args.join(' '); ?

To change a value of a variable in a script, type the assignment into the console. How does a migratory species farm? To display an inspectable JavaScript object, send it to the console using console.dir() To display an inspectable DOM node, send it to the console using console.dirxml() HTML Copy

Click Do not do this if (console) console.log(msg) share|improve this answer edited Feb 25 at 10:32 Thomas 2,28741232 answered Feb 5 '13 at 18:15 user2044223 7114 add a comment| up vote 6