execfunction

execfunction.js

var o = {
    message: (function() { 
        var who = "me", what = "call"; 
        alert(1); 
        return what + " " + who; }()), 
    getMsg: function() { 
        return this.message; 
    } 
};

//o로드와 동시에 alert 실행
o.getMsg(); //call me
o.message; //call me