testcomplete try catch

1 The results of the following program output are correct ()public class Test1 {public static String output = "";public static void foo (int i){try{if (i = = 1){throw new Exception ();}}catch (Exception e) {output+= "2";Return}finally {output+= "3";}output+= "4";}public static void Main (string[] args) {Foo (0);Foo (1);SYSTEM.OUT.PRINTLN (output);}}A ErrorB 342C 34234D 3423Note: for

Try block:Used to capture exceptions. Then, zero or multiple catch blocks can be connected. If no Catch Block exists, it must be followed by a Finally block.Catch Block:It is used to handle exceptions captured by try.Finally block:The statements in the Finally block are executed no matter whether exceptions are captured or processed. When a return statement is en

Original address:https://my.oschina.net/bieber/blog/703251First, single-layer Try/catch Public int Test (int A,int b) { try{ return A +b ; } Catch (Exception e) { thrownew customexception (); }}See how this is handled by JAVAP-V after the JVM is compiled into a class byte co

Try: Is the code you want to protect, called a block. Protection block If an exception occurs, an exception object is automatically generated and thrown. Note that the object is thrown. Catch: Catch a specific exception and handle it appropriately. Throw: can throw/generate an exception directly, causing the control process to go to the

Http://wenwen.soso.com/z/q175197035.htm Try{...} There are some code that you think may be going wrong, catch is what you think will be a problem, if the problem is exactly what you said in the catch, then he will follow your set, such as will print out, such as the Exit method, etc. ... Then proceed down to the code that executes later. But if you do not need t

As far as possible to ensure the robustness of the code under the premise One more layer of try-catch can actually handle some surprises. But all CException-based exceptions cannot be directly delete The following is the wrong way of writing Try { } catch (CException *e) { delete e; }Originally thought that th

Think that try catch is the Eclipse compiler automatic reminder add, if not added, Eclipse write program will error, and will remind you to add. Programmers don't have to worry about the problem. That's all. But he has a more important role to play. Therefore, with a try catch, the program does not report errors

Exceptions and exception handling are an important part in most applications. and Modern Programming Languages Support exceptions very well. Most of them provide try/catch/finally clses for developers to handle exceptions.Here we talk about how to write try/catch/finally clses in a more elegant way. Here, we take I/O o

When an exception occurs, execution terminates and the control is handed over to the nearest exception-handling statement, which means that it cannot be performed according to the normal design idea. While some resource cleanup, such as closing a file, must always be performed, even if there is an exception, the finally block can be used to implement the feature. Finally blocks are used to clear any resources allocated in a try block and to run the co

1 , JAVA Performance Tuning-Move the Try/catch block out of the loopIt is said that the Try/catch block into the circulation body, will greatly affect performance. The use of the Try/catch module makes the Java virtual machine do

This article is a detailed description of how to get the error message in SQL Server Try...catch statement code, specific examples such as, interested friends can refer to ha, I hope to help you copy the code is as follows: BEGIN TRY......End TRYBEGIN CATCHDECLARE @ErrorMessage NVARCHAR (4000);DECLARE @ErrorSeverity INT;DECLARE @ErrorState INT;SELECT@ErrorMessag

Try-catch-finallySpeaker: Wang Shaohua QQ Group No.: 483773664Learning Goals1, Master try-catch-finally2, Master try-catch-finally respectively with System.exit (1) and return with the use of precautionsFirst, finally Execution Pr