起因
使用URLSession
下載文件時(shí)遇到NSURLErrorCannotConnectToHost
= -1005 報(bào)錯(cuò),具體問(wèn)題描述可見Handling “The network connection was lost” Errors
)
出于網(wǎng)絡(luò)監(jiān)控原因,需要在main函數(shù)中添加如下方法來(lái)查看網(wǎng)絡(luò)日志
//查看網(wǎng)絡(luò)日志
setenv("CFNETWORK_DIAGNOSTICS", "3", 1)
引用
Swift中消失的main函數(shù)
Debugging HTTPS Problems with CFNetwork Diagnostic Logging