PHP is a very versatile language, allowing for programmers to make applications according to their various tastes or styles. But one thing all programmers should maintain is the ability to comment effectively. In essence, commenting can save hours of time perusing code months down the road- and is often required by employers.
Comments aren’t parsed by the PHP engine, so they are only visible to those who are viewing the original source code of the file. This is great for documenting what each code block does, all while keeping the casual visitor to a website oblivious to the extra comments present on the application they are using.
Unlike HTML comments, PHP comments aren’t even visible in the source code of a website. HTML comments are visible to the general public, which can potentially lead to the stealing of code or may even help hackers exploit applications. PHP comments aren’t output to the browser at all, so they are completely safe from prying eyes.
There are actually three operators that we may use to tell the PHP engine that we want to use a comment. Single inline comments can be used with the “//” and “#” operators. For multiple-line
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