Internet Explorer Error Console Javascript
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resources Windows Server 2012 resources Programs MSDN subscriptions Overview Benefits Administrators Students Microsoft Imagine Microsoft Student Partners ISV Startups TechRewards Events Community Magazine Forums Blogs Channel 9 Documentation APIs internet explorer 11 javascript console and reference Dev centers Samples Retired content We’re sorry. The content you internet explorer console log requested has been removed. You’ll be auto redirected in 1 second. Internet Explorer 9 Samples and Tutorials Debugging ie console commands and Troubleshooting Your Webpage How to use F12 Developer Tools to Debug your Webpages How to use F12 Developer Tools to Debug your Webpages Using the F12 Tools Console f12 console tricks to View Errors and Status Using the F12 Tools Console to View Errors and Status Using the F12 Tools Console to View Errors and Status Introduction to F12 Developer Tools Getting Started with the F12 Developer Tools Using the F12 Tools Console to View Errors and Status F12 tools console error messages Using the F12 Developer Tools to Debug JavaScript
F12 Console Commands
Errors Using F12 Developer Tools to Debug HTML and CSS Using the Profiler Tool to analyze the performance of your code TOC Collapse the table of content Expand the table of content This documentation is archived and is not being maintained. This documentation is archived and is not being maintained. Using the F12 Tools Console to View Errors and Status This content refers to an older version of F12 developer tools. Please visit our latest F12 tools documentation. 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 of your execution. You can use the F12 tools console view to immediately run script statements outside your program code. The console tab and view Sending messages from code to console Executing script and commands in the console Using cd() to execute commands across frames Executing multiple line scripts Filtering messages and extending the console object Related topics The console tab and view F12 tools console messages can
resources Windows Server 2012 resources Programs MSDN subscriptions Overview Benefits Administrators Students Microsoft Imagine Microsoft Student Partners ISV Startups TechRewards Events Community Magazine Forums Blogs Channel 9 Documentation
Internet Explorer 11 Logging
APIs and reference Dev centers Samples Retired content We’re sorry. The console in ie8 developer tools content you requested has been removed. You’ll be auto redirected in 1 second. How-tos and Samples (by IE internet explorer error log version) Internet Explorer 11 Samples and Tutorials Using the F12 developer tools Using the F12 developer tools Console Console Console DOM Explorer Console Console error messages Debugger Network UI https://msdn.microsoft.com/en-us/library/gg589530(v=vs.85).aspx Responsiveness Profiler Memory Emulation Keyboard shortcuts TOC Collapse the table of content Expand the table of content This documentation is archived and is not being maintained. This documentation is archived and is not being maintained. Using the Console to view errors and debug Use the Console tool to view errors and other messages, send debug output, inspect JavaScript objects https://msdn.microsoft.com/en-us/library/dn255006(v=vs.85).aspx and XML nodes, and to run JavaScript in the context of the selected window or frame. A window into your code The primary use for the Console tool is to communicate into and out of running webpages: In: You run JavaScript to view and change values in running webpages, add functions to running code, and run debug code on the fly. Out: Internet Explorer and JavaScript code deliver status, error, and debug messages to developers, including inspectable JavaScript objects and DOM Nodes. Sending info to the Console Selecting your execution target Messages Internet Explorer sends to the console Messages developers can send to the console from code Managing messages for readability Selecting your execution target New in Windows 8.1 Update, the Console has a Target drop-down menu just above the Console output pane. If the webpage you're viewing has an iframe element in it, select the iframe from the Target menu to run Console commands solely in the scope of the iframe. If your webpage has no iframes, the only selection will be "_top." Messages Intern
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About http://stackoverflow.com/questions/3326650/console-is-undefined-error-for-internet-explorer Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up 'console' is undefined error for internet explorer Internet Explorer up vote 338 down vote favorite 124 I'm using Firebug and have some statements like: console.log("..."); in my page. In IE8 (probably earlier versions too) I get script errors saying 'console' is undefined. I tried putting this at the top of my page: still I get the errors. Any way to get rid of internet explorer error the errors? javascript internet-explorer internet-explorer-8 firebug share|improve this question edited Oct 31 '13 at 9:11 informatik01 9,30763759 asked Jul 24 '10 at 19:55 user246114 13.4k3383136 4 Use typeof in your if, it will avoid undefined errors: if(typeof console === "undefined") { var console = { log: function (logMsg) { } }; } –Flak DiNenno Feb 4 '13 at 23:19 14 console.log() only works when IE's dev tool is open (yes IE is crappy). 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 27 '13 at 15:54 1 @Aprillion link is broken, use this one instead: github.com/h5bp/html5-boilerplate/blob/master/src/js/plugins.js –Alfred Bez Oct 22 '15 at 7:27 | show 2 more comments 21 Answers 21 active oldest votes up vote 349 down vote accepted Try if (!window.console) console = ... An undefined variable cannot be referred directly. However, all global variables are attributes of the same name of the global context (window in case of browsers), and accessing an undefined attribute is fine. Or use if (typeof console === 'undefined') console = ... if