static let shareInstance : NetworkTools = {
let tools = NetworkTools()
tools.responseSerializer.acceptableContentTypes?.insert("text/html")
return tools
}() 原文链接：https://www.f2er.com/swift/323315.html
static let shareInstance : NetworkTools = {
let tools = NetworkTools()
tools.responseSerializer.acceptableContentTypes?.insert("text/html")
return tools
}() 原文链接：https://www.f2er.com/swift/323315.html