// 示例：检查API密钥格式（根据具体API要求调整）
function validateApiKey(apiKey) {
  const regex = /^[A-Za-z0-9]{32}$/; // 假设标准是32位字母数字组合
  return regex.test(apiKey);
}

const myApiKey = "123e4567-e89b-12d3-a456-426614174000";
if (!validateApiKey(myApiKey)) {
  console.error("API密钥格式不正确");
}

import requests

headers = {
    "Authorization": f"Bearer {API_KEY}",  # 或根据API文档要求的格式
    "Content-Type": "application/json"
}

response = requests.get("https://api.example.com/endpoint", headers=headers)

// 示例：安全的API密钥使用方式
public class ApiClient {
    private final String apiKey;
    
    public ApiClient() {
        this.apiKey = System.getenv("API_KEY"); // 从环境变量获取
        if (apiKey == null || apiKey.isEmpty()) {
            throw new IllegalStateException("API密钥未配置");
        }
    }
    
    public String makeRequest() {
        // 实现API请求逻辑
    }
}