Hướng dẫn practice php
Learn PHPPHP is a server scripting language, and a powerful tool for making dynamic and interactive Web pages. Show PHP is a widely-used, free, and efficient alternative to competitors such as Microsoft's ASP. Start learning PHP now » Easy Learning with "PHP Tryit"With our online "PHP Tryit" editor, you can edit the PHP code, and click on a button to view the result. Example
echo "My first PHP script!"; Try it Yourself » Click on the "Try it Yourself" button to see how it works. PHP ExercisesPHP ExamplesLearn by examples! This tutorial supplements all explanations with clarifying examples. See All PHP Examples PHP Quiz TestLearn by taking a quiz! This quiz will give you a signal of how much you know, or do not know, about PHP. Start PHP Quiz! My LearningTrack your progress with the free "My Learning" program here at W3Schools. Log into your account, and start earning points! This is an optional feature. You can study W3Schools without using My Learning.
PHP ReferencesW3Schools' PHP reference contains different categories of all PHP functions, keywords and constants, along with examples. Kickstart your careerGet certified by completing the course Get certified w3schoolsCERTIFIED.2022Today i am searching solutions for any tips and tricks about best practice to optimize PHP code performances and i found some of useful articles which you may interested with. One of them is an old post by Reinhold Webber, a good list of consideration practice in optimizing
PHP code performances. Here are Webber’s points: 1.if (strlen($foo) < 5) { echo "Foo is too short"; } vs. 1.if (!isset($foo{5})) { echo "Foo is too short"; } Calling isset() happens to be faster then strlen() because unlike strlen(), isset() is a language construct and not a function meaning that it’s execution does not require function
lookups and lowercase. This means you have virtually no overhead on top of the actual code that determines the string’s length. As Reihold Webber pointed to a post from John Lim (found this article copied without state the sourcehere), then i investigate further and truly that is an excellent best practice tutorial for optimizing
the php code performance, covered almost all aspects from low level webserver configuration, PHP configuration, coding styling, and performace comparisson as well. Another good practice for better php performance as written in cluesheet.com are: Bạn thấy bài viết này như thế nào?: Khanh Hoang - KennKenn is a user experience designer and front end developer who enjoys creating beautiful and usable web and mobile experiences. Big Data
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