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Chapter 18 This paper introduces the while loop statement in Python. This article discusses the else branch option of the while statement. while else statement The while statement in Python supports an optional else branch. The syntax is as follows: while condition: # code block to run else: # else clause code block In the above sy ...

In this article, we learn how to simulate do... while loop statements in Python. do... while loop statement Many programming languages, such as JavaScript, Java, C# and so on, provide do... While loop statements. The difference between this loop statement and the while loop is that it iterates at least once. Because it checks the loop conditi ...

brief introduction PHP is a universal open source scripting language, server-side scripting languagePHP (Hypertext Preprocessor) Hypertext PreprocessorPHP script execution on server What is a PHP file PHP can contain text, HTML, JavaScript, and PHP codePHP code is executed on the server and the results are returned to the browser as pure HTM ...

The process control mode adopts three basic process structures specified in structured programming, namely sequence structure, branch structure and cycle structure. Sequential structure: the program is executed line by line from top to bottom without any judgment and jump. Branch structure: selectively execute a piece of code according t ...