What are the common mistakes in PHP function documentation writing standards?

Steps to avoid common mistakes in PHP function documentation: Provide specific details and avoid general language. Update documentation promptly to keep information current. Use clear and consistent naming conventions. Document potential errors and provide resolution steps. Provide clear and concise code examples.

Common mistakes in PHP function documentation writing specifications

PHP function documentation is provided for developers to understand and use PHP functions Important references. However, when writing function documentation, there are some common mistakes that are often encountered, which affect the readability and accuracy of function documentation.

1. Lack of specific details

Function documentation should contain a detailed description of the function's purpose, parameters, return type, and behavior. Avoid using general language such as "This function performs an operation" or "It returns a value."

2. Outdated information

Over time, the implementation of the function may change, causing the information in the function document to become outdated. Make sure the function documentation reflects the latest version of the function and update it if any changes are made.

3. Ambiguous naming convention

The parameters, variables, and return types of functions should use clear and consistent naming conventions. Avoid using abbreviations or ambiguous names, which can confuse developers.

4. Errors not mentioned

Function documentation should clearly document any errors that the function may raise. Includes information about error conditions, error messages, and steps to resolve errors.

5. Lack of code examples

Code examples are very valuable in helping developers understand the actual usage of functions. Provide clear, concise examples showing how functions are called and how input and output are processed.

Practical Case

Consider the following example of function documentation:

/**
 * 计算两个数字的总和
 *
 * @param int|float $a 第一个数字
 * @param int|float $b 第二个数字
 * @return int|float 两个数字的总和
 */
function add($a, $b)

This function documentation clearly states the purpose of the function, parameter types, and return types. and possible errors. It also has a neat code example showing how to use the function.

By following these specifications and avoiding common mistakes, you can create high-quality PHP function documentation that helps developers use your functions efficiently and accurately.

The above is the detailed content of What are the common mistakes in PHP function documentation writing standards?. For more information, please follow other related articles on the PHP Chinese website!