我如何使用键和值在mail（）中发送完整的请求数组

i have large form that i want to send in mail using php, although i can send it with request['name'] i have to write it more than 50 times in message variable, what i want to do how i can add the keys and values to message variable with some filteration that i want to omit submit request variablei have large form that i want to send in mail u