What is finally in php?
Summary: in this tutorial, you’ll learn how to use the PHP Show Introduction to the PHP try…catch…finally statementThe try…catch statement allows you to handle exceptions. When an exception occurs in the The following example uses the try…catch block to read a CSV file into an array:
In this example, if an error occurs while reading the file, the execution jumps to the
When the file is not closed properply, it may be inaccessible later. To ensure that the file will be closed properly regardless of whatever exception occurs or not, you can close the file in the
The In this case, if an exception occurs while reading the file, the execution jumps to the The syntax of the
PHP finally & returnThe following defines the
However, the following displays NULL instead of 5:
Typically, the When you use the The result will be returned after the In the
The Summary
Did you find this tutorial useful? What are finally block in PHP?Code in finally block will always get executed whether there is an exception in ry block or not. This block appears either after catch block or instead of catch block.
What does finally keyword do?The finally keyword is used to execute code (used with exceptions - try.. catch statements) no matter if there is an exception or not.
What is tryThe primary method of handling exceptions in PHP is the try-catch. In a nutshell, the try-catch is a code block that can be used to deal with thrown exceptions without interrupting program execution. In other words, you can "try" to execute a block of code, and "catch" any PHP exceptions that are thrown.
What is an exception in PHP?An exception is an object that describes an error or unexpected behaviour of a PHP script. Exceptions are thrown by many PHP functions and classes. User defined functions and classes can also throw exceptions. Exceptions are a good way to stop a function when it comes across data that it cannot use.
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