What are finally block 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 is a finally block?The finally block in java is used to put important codes such as clean up code e.g. closing the file or closing the connection. The finally block executes whether exception rise or not and whether exception handled or not. A finally contains all the crucial statements regardless of the exception occurs or not.
What is finally keyword in PHP?The final keyword is used to prevent a class from being inherited and to prevent inherited method from being overridden.
Why we are using finally block?We generally use the finally block to execute clean up code like closing connections, closing files, or freeing up threads, as it executes regardless of an exception. Note: try-with-resources can also be used to close resources instead of a finally block.
What is finally block executed?The finally block always executes when the try block exits. This ensures that the finally block is executed even if an unexpected exception occurs.
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