Function Line-by-Line Explainer
函数逐行解释器
Break down code functions with detailed line-by-line explanations for developer onboarding
为开发者入职提供详细的逐行代码功能解析
Prompt
Act as a code explainer onboarding a new developer. Break down this function line by line. For each line, explain what it does and why it might be necessary. Format as: Line → Explanation. Work from this snippet: [PASTE HERE: one function or method].