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PHP function document writing specifications mainly apply to functions in core and pecl extensions, as well as self-built functions, but do not apply to built-in language structures and third-party library functions. These specifications include adding @since tags, providing detailed descriptions, and using data type annotations to improve the clarity and understandability of function documentation and enhance the maintainability and readability of code.
PHP function documentation writing specifications: scope of application and practical cases
PHP function documentation writing specifications are a set of guidelines that aim to Helping developers write clear, consistent, and understandable function documentation. But it should be clear that these specifications do not apply to all PHP functions.
Scope of application
Function document writing specifications are mainly applicable to the following situations:
Non-applicable scope
Function documentation writing specifications do not apply to the following situations:
Practical case
In order to further understand the PHP function document writing specifications, here is a practical case:
Original function document :
/** * 获取当前时间戳 * * @return int 当前时间戳 */ function get_timestamp() { // 函数逻辑... }
Function documentation that follows the specification:
/** * 获取当前时间戳 * * 返回自 Unix 纪元(1970-01-01 00:00:00 UTC)以来经过的秒数。 * * @return int 当前时间戳 * @since 7.0.0 */ function get_timestamp(): int { // 函数逻辑... }
The following information is added to the function documentation that follows the specification:
@since
Tag: specifies the available version of the function. Following these specifications makes function documentation clearer and easier to understand, thereby improving the maintainability and readability of the code.
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