What is the Debug Helper Classes in AJAX ASP.NET? ,Java, C ,C++, ASP, ASP.net C# ,Struts ,Questions & Answer, Struts2, Ajax, Hibernate, Swing ,JSP , Servlet, J2EE ,Core Java ,Stping, VC++, HTML, DHTML, JAVASCRIPT, VB ,CSS, interview ,questions, and answers, for,experienced, and fresher
What is the Debug Helper Classes in AJAX ASP.NET?

ASP.NET provides the Sys.Debug class for debugging client applications. By calling methods of the Sys.Debug class, you can display objects in readable form at the end of the page, show trace messages, use assertions, and break into the debugger. 

The following table lists the methods of the Sys.Debug class.

Sys.Debug.assert(condition, message, displayCaller): 
Checks for a condition, and if the condition is false, displays a message and prompts the user to break into the debugger.

Sys.Debug.clearTrace():
Clears all trace messages from the TraceConsoletextarea element.

Sys.Debug.traceDump(object, name): 
Dumps an object to the debugger console and to the TraceConsoletextarea element, if available.

Sys.Debug.fail(message): 
Displays a message in the debugger's output window and breaks into the debugger.

Sys.Debug.trace(text): 
Appends a text line to the debugger console and to the TraceConsoletextarea element, if available.

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