Understanding try... catch... finally in javascript,
This article analyzes how to use try... catch... finally in javascript and shares it with you for your reference. The specific content is as follows:
If else is a little more complex, it is
Directory
1. What is an exception2. D Introduction3. Custom Exceptions4. Multiple exceptions5. Throw the exception again6. Exception to program flow7. Top level Exception Handler8. Error code9. The SUMMARY
What is the exception.
With the advent
This article mainly uses instance parsing to better understand the execution rules of try, catch, and finally in js. It has good reference value. Let's take a look at try: the error of the statement test code block, put the code that may cause
Use C1 of C in try catch on the page, B1 of B in C1, and A1 of A in B1.
The default value is: A1 throws an exception, B1 captures the A1 exception, and then throws the exception, C1 captures the exception, and then throws the exception. Finally,
php5.5 New finally module
try {
Good work, there's a problem, don't be afraid.
} catch (HttpException $e) {
Always ready to handle the HTTP issues thrown above
} catch (Exception $e) {
Always ready to deal with problems they can't handle.
} finally
In the php Laraver framework, try catch does not work to solve the problem of a small stack, laraver small stack
Recently usedLaravel frameworkFound,Try catch is ineffective, Cannot capture exceptions,
ThenThink frameworkI tried it and found
Joe Brockmeier briefly introduces the PHP scripting language, discusses the origin, performance, and application Platform of PHP. A simple example of a PHP script illustrates its basic syntax and usage.
If you are working on web-based development,
Oracle| Object | data
The original developer of a new PHP data object (PDO) Data abstraction Layer gives you a brief introduction to the abstraction layer, focusing on running with Oracle.
Need php:5.0Need other: Oracle 8 or later client
This article is mainly about PHP Finally, has a certain reference value, now share to everyone, the need for friends can refer to
Finally is the keyword that was introduced in the php5.5 version. Finally is not the original PHP, C #, Javascript,
This article brings the content is about PHP new features: The use of the Finally keyword, there is a certain reference value, the need for friends can refer to, I hope to help you.
Recently, I submitted to the finally Rfc:supports finally keyword
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