function Man() {
this.name = "arash";
this.age = 18;
this.roles = ['son','brother','student']
this.hobbies = ['listening','watching','learning']
this.as_a_Devops = function () {
console.log("deploy and grow webapp")
};
this.as_a_BackendDev = function () {
console.log("develop fast and scalable webapp")
;
this.as_a_FrontendDev = function () {
console.log("design cool & multy platform webapp ")
};
};