What is php syntax ?
Syntax is a computer language, it is a set of rules that defines the combination of symbols. It considered a correctly structured document. It is a text base computer language.

About syntax of php ?
We know that php is server sided script so it executed on the server only. php script can be placed anywhere in the document. php statement end with semicolon " ; ". php is not a case sensitive programming language.

What is PHP comment ?
In php a comment is a line which is not read or execute as a part of program. Comment is used to other understand, what you are doing. In php comment are two types. first online comment and second multi line comment. In one line comment we can spans only single - line. the syntax of single line comment is // & #. In multi-line comment we can spans over a multi-line or block, and the syntax of multi-line.

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