Ie debug tool

It catches any error thrown while javascript is running and points to the line where the errors were detected in the debugger. It also allows you to run arbitrary Javascript code with its input, which can be useful for security tests and other debugging forms. Debugger: The internet explorer 11 developer tools debugger is a utility that loads the entire source code of a current webpage and allows you to block out, add, and fast run your code.

These tools work hand in hand with the debugger to help users view failed requests Status code: , , etc. You can also enable internet explorer developer tools by pressing the F12 function key on the webpage you need it on. The image above shows how the App looks like on Internet Explorer 11 when the file is opened; all it does is accept two numbers and give an output.

As you can see from the screenshot above, the console has caught the first error thrown during the code execution process which is value1 being undefined. If you click on the Line code below the error message, it should take you to the location in the debugger like so;. The left pane is the main view for all views. Depending on the current view, the divider between the two panes can be moved to resize each pane.

For Console and Profiler tools, there are no separate detail panes. When in Script view, this button displays a drop-down list of all files and dynamic scripts associated with the page. Resets all the changes made to the current instance of Windows Internet Explorer and refreshes the webpage.

Lets you change the source viewer to use when you click View Source : Default viewer: Use the built-in color-coded syntax viewer. Notepad: Use Notepad as the viewer. Other: Choose another program installed on your computer to be the viewer.

Turns off all scripts on a webpage. When this setting is selected or cleared, it reloads the page to reflect the current setting. This setting can only be changed if Protected Mode is turned off. Disables all pop-up blockers so that pop-ups are allowed on this website.

To activate this command, set Protected Mode to Off. Turns off all CSS used on the page. When the page is refreshed in the browser, the setting is cleared and CSS is turned on. Displays the tab indexes for elements on a webpage whose tabindex attribute is defined. Displays the access keys for elements on a webpage whose accesskey attribute is defined. Displays the full HTML source in a new window, showing element nesting. Displays the original HTML source in a new window. This is equivalent to performing a View Source on a webpage in Internet Explorer.

Dynamic content written to the DOM using scripts are not shown. Disables rendering of all images on a webpage. This command causes the webpage to refresh without showing any images, and also disables the Show image file sizes command. Displays the file size of all images found on a webpage. The file size is reported in bytes. Turning off images with Disable images also disables this command.

Displays the alt text for all images whose alt attribute is defined. Generates a list of all images defined on this page, and displays it in a new Internet Explorer instance. Forces Internet Explorer to always download webpage content from the server rather than using cached content. This command persists until you clear it or the Internet Explorer instance is closed. Disables the use of all cookies from this Internet Explorer instance.

Generates a list of all cookies stored in Internet Explorer, and reports it in a new Internet Explorer instance. See the cookie property reference for information about working with cookies. To Add a custom screen size, do the following: Click Tools , click Resize , and then click Custom to open the Resize Browser dialog box. Type the Width and Height you want, and click Add. This adds your custom screen size to the list. To remove a custom size, select it in the list, and then click Delete.

It defines guidelines for creating accessible webpages. Section Checklist is the US government's accessibility guidelines for creating accessible webpages. Use this mode if you want to test how Internet Explorer 10 users experience your website.

Tests how Internet Explorer 10 users experience your webpage if they choose the Compatibility View option on the address bar. Internet Explorer 9 browser mode. This is the most standards-compliant behavior available in Internet Explorer 8, and is the mode used by default in Internet Explorer 8 when rendering a document with a strict or unknown document type. This behavior matches that of Internet Explorer 7 rendering a document with a strict or unknown document type.

This behavior matches that of Internet Explorer when rendering a document with no document type or a Quirks document type. The element is outlined on the webpage, and the element's source is highlighted in the left pane. The details view shows style, trace style, layout, or attribute information about the selected element.

This button is available on all views. Clear browser cache Clear the browser cache to get fresh page content from the server at next refresh. The file is saved in a. Refresh F5. Refresh the content in the HTML view to its default state. The Refresh button has no effect when Edit mode is on. Before using this command, select an element in the body of the document either from the HTML view, or using Select element by click.

This source is the internal representation that Internet Explorer uses to render the page. To wrap long lines of text, click Word Wrap.

To see the results of your changes, click the edit button again. This switches out of the Edit mode and refreshes the page to reflect any new changes. Otherwise, this command is disabled. The Style view shows how CSS rules, properties, and values are applied to the selected element.

Click or clear the check box to the left of each rule to turn it on or off. This can help you see how rules affect the element and page, or let you experiment with different combinations.

The rules for an element are shown in cascading order so that the last rule on the list is currently being applied. Previous rules or rules higher on the list are struck out to show that they have been overridden. The rules are grouped by defined style rules. The Trace Styles view shows the same information as the Style view, except it is grouped by properties rather than elements. Expanding the property shows a list of style rules that have this property defined.

The Layout view shows the attributes of the element's box model. This view shows how the element flows in relation to the objects around it. For more info about the box model, see the W3C's box model discussion. The Attributes view shows all the attributes and values for the currently selected element. Clear browser Cache Opens a drop-down list to switch between all external style sheet files that are associated with the current webpage.

Continue F5. To do this, use the Call stack section, which lists all the functions that have been passed through to get to this point in your code — exactly the same as the Callstack shown in the Raygun error report.

You can click on an item in this list and you will be moved back to that function. There are a few options for figuring out what values variables contain and evaluating expressions before the code moves on.

The simplest way to determine the value of a variable is to hover the mouse over it and a tooltip will pop-up with the value. You can even select a group of expressions and hover over this to get the output of the expression. You can add expressions to the Watches panel which displays the current value of the expression as you move through the code.

This is handy to keep track of how more complex expressions change over time. The Watches panel also displays a list of variables currently within scope and their associated values. This is similar to manually added watches, but these are generated automatically by the Developer Tools.

This section is useful for identifying local variables and saves you explicitly adding them to the Watch list. For example, you could output the current datetime when a mouse event happens.

To add an Event Tracepoint, click the button from the Breakpoints section. From the window that opens, select the event you want to trace and then enter the expression to output.

Finally, the Console tab is an excellent tool for checking expression values and experimenting with code. Just switch back to the Console tab, type some code, and hit enter. Developer Tools will execute the code within the context and scope of the current breakpoint. First, check the output of the value. Is there something that triggers the error? It crashes on line in tpl.

Show 4 more comments. Active Oldest Votes. Several options: Open the IE developer tools by hitting F12 while in the browser , and use the provided JavaScript debugger. Install Debug Bar , which provides an extended feature-set to the built-in developer tools. With that approach, you can also pin-point version-specific problems. Improve this answer. Community Bot 1 1 1 silver badge.

Eliran Malka Eliran Malka 15k 5 5 gold badges 74 74 silver badges 98 98 bronze badges. A bit late, but, I had a similar problem.