How to Add A Footnote In Doxygen?

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To add a footnote in Doxygen, you can use the @footnote command followed by the text of the footnote enclosed in curly braces. For example, to add a footnote that explains a certain term in your documentation, you can use @footnote {This term refers to...}. The footnote will then appear at the bottom of the page where the term is mentioned. This can be useful for providing additional information or clarifications in your documentation.


What is the difference between a footnote and a comment in doxygen?

In Doxygen, a comment is a piece of text written in a markup language that provides additional information or explanation about a particular element of code, such as a class, function, or variable. Comments are used to document the code and make it more understandable for other developers.


A footnote, on the other hand, is a specific type of comment that is displayed at the bottom of a page or section, rather than directly inline with the code it is referencing. Footnotes are typically used to provide additional context or information that is not essential to understanding the main content, but can be helpful for further clarification or reference.


What is the syntax for adding a footnote in doxygen?

To add a footnote in Doxygen, you can add the following syntax:

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/*! 
 * This is some text with a footnote. 
 *
 * Footnotes: 
 * 1. This is the first footnote.
 */


In this example, the text within the Footnotes: section will be displayed as a footnote when the Doxygen documentation is generated. You can use numerical references such as [1] for footnotes and provide additional context or explanations within the footnote section.


How to add a footnote with a code example in doxygen?

In order to add a footnote with a code example in Doxygen, you can follow these steps:

  1. Write your code example within a code block. For example:
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/**
 * This is a function that adds two numbers.
 * 
 * Example:
 * @code
 * int result = addNumbers(5, 10);
 * @endcode
 */
int addNumbers(int num1, int num2) {
    return num1 + num2;
}


  1. Use the @code and @endcode commands to surround your code example within the function documentation. This will make sure that the code example is displayed as a code block in the generated documentation.
  2. Add a footnote marker in your documentation comment using the @note command. For example:
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/**
 * This is a function that adds two numbers.
 * 
 * Example:
 * @code
 * int result = addNumbers(5, 10);
 * @endcode
 *
 * @note Note that this function only works for integers.
 */
int addNumbers(int num1, int num2) {
    return num1 + num2;
}


  1. When you generate the Doxygen documentation, the code example will be displayed as a separate block of code with a footnote below it saying "Note that this function only works for integers".


By following these steps, you can add a footnote with a code example in Doxygen to provide additional information or clarification about your code.


What types of information can be included in a doxygen footnote?

Some types of information that can be included in a doxygen footnote are:

  1. Explanation of a particular code implementation or design choice
  2. References to related documentation or sources
  3. Note about potential bugs or issues in the code
  4. Information about the author or maintainer of the code
  5. Explanation of any assumptions made in the code
  6. Suggestions for future improvements or optimizations
  7. Warning about potential side effects or limitations of the code


What is the character limit for a doxygen footnote?

There is no specific character limit for a doxygen footnote. However, it is recommended to keep footnotes concise and to the point to ensure readability and clarity for the readers.


How to add a footnote to a function definition in doxygen?

To add a footnote to a function definition in Doxygen, you can use the \fn command followed by the function declaration and then add the footnote using the \footnote command. Here is an example of how you can add a footnote to a function definition in Doxygen:

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/**
 * \fn void myFunction(int a, int b)
 * \footnote This function performs a specific task.
 * \brief A brief description of the function.
 * 
 * Detailed description of the function goes here.
 *
 * \param a Input parameter
 * \param b Input parameter
 * \return Return value
 */
void myFunction(int a, int b) {
   // Function implementation goes here
}


In this example, the \fn command is used to specify the function declaration, and the \footnote command is used to add a footnote describing the purpose of the function. Remember to replace myFunction, int a, int b, and the description text with the actual function name, parameters, and description.

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