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What is the use of documentation comments?
There are two types of comments that should appear in programs: documentation comments and implementation comments. Documentation comments describe the semantics of a class, field, or method. Good documentation comments should allow you to use the class and its methods without having to read any source code.
What is a documentation comment?
In source code files, comments having a certain form can be used to direct a tool to produce XML from those comments and the source code elements, which they precede. Comments using such syntax are called documentation comments. The output produced by the documentation generator is called the documentation file.
What are javadocs and when should they be used?
Javadoc is a tool which comes with JDK and it is used for generating Java code documentation in HTML format from Java source code, which requires documentation in a predefined format.
Do you need to Javadoc constructors?
Doc comments for constructors It’s a best practice to include a constructor in a class. However, if the constructor is omitted, Javadoc automatically creates a constructor in the Javadoc but omits any description of the constructor. Constructors have @param tags but not @return tags.
Is Javadoc still used?
Javadoc is pretty much the accepted standard for documenting java code. Being able to convert it into HTML is just one of the benefits; a much more important one is that all the major Java IDEs understand it as well, and they will use it to display context-sensitive help while you code.
How do you write a javadoc comment?
Writing Javadoc Comments In general, Javadoc comments are any multi-line comments (” /** */ “) that are placed before class, field, or method declarations. They must begin with a slash and two stars, and they can include special tags to describe characteristics like method parameters or return values.
Where do I put javadoc comments?
You can place JavaDoc comments in any of three different locations in a source file:
- Immediately before the declaration of a public class.
- Immediately before the declaration of a public field.
- Immediately before the declaration of a public method or constructor.
Is javadoc still used?
How do I write a javadoc?
Javadoc coding standard
- Write Javadoc to be read as source code.
- Public and protected.
- Use the standard style for the Javadoc comment.
- Use simple HTML tags, not valid XHTML.
- Use a single
tag between paragraphs.
- Use a single
- tag for items in a list.
- Define a punchy first sentence.
How do you make a javadoc comment?
The basic rule for creating JavaDoc comments is that they begin with /** and end with */….Adding JavaDoc comments
- Immediately before the declaration of a public class.
- Immediately before the declaration of a public field.
- Immediately before the declaration of a public method or constructor.
How do I start a javadoc comment?
How are tags related to the structure of a document?
Each tag identifies the type of content and stores some attributes about it. They also arrange the document content into a hierarchical architecture (or a “tag tree”). The tag tree forms the logical structure of the document (reading order).
However, the situation has changed dramatically in the last few years as HTML5 has added a slew of new tags that can be used to add rich semantic meaning to the structure of an HTML document. If you’ve been using HTML for any time at all you know that every bit of HTML needs to be wrapped in html tags.
Can you include custom tags in documentation comments?
You can include any or all of this information in documentation comments (and can include custom tags, handled by a custom doclet, to facilitate it).
What does it mean to tag a PDF document?
PDF tags are the key to accessing a PDF document’s content with assistive technologies such as screen readers. When a tagged PDF is created, each page element in the document is “tagged”.