Is the PHP function documentation writing specification unanimously recognized by the community?

PHP function documentation writing specifications are designed to improve readability and consistency. The specification includes the following key requirements: Title: Accurate and concise, using an active voice beginning with a verb. Summary: A single sentence summary of function behavior. Parameters: Arrange in order, indicate type and purpose. Return value: Describes the return type and format. Exceptions: Lists all exceptions that may be thrown, including conditions and file paths. Example: Demonstrate function usage clearly and concisely.

PHP function documentation writing specifications

Introduction

Function documentation is for document writing Crucially, it lets developers understand what the function does, how to use it, and related information. PHP has an established convention for writing function documentation designed to improve readability and consistency.

Specification Requirements

Title

• Use an accurate title that briefly describes what the function does.
• Use the active voice that begins with the verb.
• Avoid using all lowercase or all uppercase letters.

Summary

• Provides a high-level description of the purpose of the function.
• Use one sentence to summarize the function's behavior.

Parameters

• List all function parameters, arranged in order.
• Use type annotations to specify the expected type of each parameter.
• Describe the uses and limitations of parameters.

Return value

• Describes the type and format of the value returned by the function.
• If the function does not return, please indicate this clearly.

Exceptions

• List any exceptions that may be thrown by the function.
• Describe the conditions and file path for each exception.

Examples

• Provide code examples to show the usage of the function.
• Choose clear and concise examples.

Best Practices

Readability

• Use clear and concise language.
• Avoid using jargon or technical terms.

Consistency

• Follow established style guidelines.
• Use consistent format and structure.

Comprehensiveness

• Provides enough information for developers to understand all aspects of the function.

Practical case

Documentation of writing functionarray_sum()

**array_sum()**

**摘要:**
计算数组中所有值的总和。

**参数:**

* `array $array`: 要相加值的数组。

**返回值:**
数组中所有值的总和。返回 `int` 或 `float` 类型。

**异常:**

* `Exception`: 如果提供的数组不是一个数组，将引发此异常。

**示例:**

$ numbers = [1, 2, 3, 4, 5];
$sum = array_sum($numbers); // 15

Write clearly, completely, and usefully by following these conventions and best practices Function documentation can improve the maintainability of the PHP code base.

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