No, not at all. PHP and JS are both separate things. So you can go ahead and learn php without knowing JS at all. Although i must say that you will definitely need to know JS, when you will become an intermediate developer, to create client side effects like client side validations, ajax, etc.
|Js can be combined with HTMl, AJAX and XML.||Can be combined with HTML only.|
Is Java better than PHP?
Java is considered to be a more secure language, compared to PHP. It has more built-in security features while PHP developers have to opt for other frameworks. However, in terms of security, Java works better for complex projects because it can block some features in low-level programming to protect the PC.
Is PHP a dead language?