1. Preface Try...catch...finally I'm afraid it's a familiar statement, and it's very simple to use, logically it seems to be easy to understand. However, I personally experience the "lesson" tells me that this thing is not as simple as the
?
The runtime environment of the C ++ language is a stack-based environment. The trace stack is used to track and print the called functions, variables, and return addresses when the program is running, the stack trace in the C ++ exception is to
1. Background Introduction
Why do you want to do exception handling?
For a computer program, no one can guarantee that it will run without error, the main source of error is the following:
Code Error
User illegal input
Device errors
exception refers to the various conditions, such as: file cannot be found, network connection failure, illegal parameters and so on.An exception is an event that interferes with the normal instruction flow during the program's run.Java describes
Exception handling is a very important aspect of program design, but also a great difficulty in programming, starting from C, you may already know how to use if...else ... To control the exception, may be spontaneous, however, this control is
0. Why the exception handling mechanism should be introduced.
Before the exception mechanism is introduced, the exception is handled using If...else,sysout and Syserror methods. Exception handling is a very important aspect of program design, but
The abnormally large classification is divided into detection anomaly (checked exception) and non-detectable anomaly (unchecked exception). The detection exception is the exception that can be found in the compiler.
Non-detectable anomaly also
Java Exception Handling Summary
Exception Handling is a very important aspect in programming and a major difficulty in programming. From C, you may already know how to use if... else... to control exceptions, it may be spontaneous. However, this
Java Exception Handling summaryexception handling is a very important aspect of program design, but also a major difficulty in programming, from C, you may already know how to use if...else ... To control the anomalies, perhaps spontaneously,
Java Exception Handling summaryexception handling is a very important aspect in program design, and it is also a great difficulty in programming, starting from C, you may already know how to use if...else ... To control the anomaly, perhaps
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.