目录函数签名核心功能参数说明行为特点使用示例基本用法实际应用场景注意事项错误处理最佳实践总结os.Truncate 是 Go 标准库中用于修改文件大小的函数。
Application I work on generates several hundreds of files (csv) in a 15 minutes period of times. and the back end of the application takes these files and process them (updates database with those val