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// addMethod - By John Resig (MIT Licensed)
function addMethod(object, name, fn){
var old = object[name];
object[name] = function(){
if (fn.length == arguments.length)
return fn.apply(this, arguments);
else
if (typeof old == 'function')
return old.apply(this, arguments);
};
}
// Now setup the methods
function Users(){
addMethod(this, "find", function(){
// Find all users...
});
addMethod(this, "find", function(name){
// Find a user by name
});
addMethod(this, "find", function(first, last){
// Find a user by first and last name
});
}
// Now use the methods
var users = new Users();
users.find(); // Finds all
users.find("John"); // Finds users by name
users.find("John", "Resig"); // Finds users by first and last name
users.find("John", "E", "Resig"); // Does nothing
출처 : http://openframework.or.kr/Wiki.jsp?page=JavaScriptMethodOverloading
function addMethod(object, name, fn){
var old = object[name];
object[name] = function(){
if (fn.length == arguments.length)
return fn.apply(this, arguments);
else
if (typeof old == 'function')
return old.apply(this, arguments);
};
}
// Now setup the methods
function Users(){
addMethod(this, "find", function(){
// Find all users...
});
addMethod(this, "find", function(name){
// Find a user by name
});
addMethod(this, "find", function(first, last){
// Find a user by first and last name
});
}
// Now use the methods
var users = new Users();
users.find(); // Finds all
users.find("John"); // Finds users by name
users.find("John", "Resig"); // Finds users by first and last name
users.find("John", "E", "Resig"); // Does nothing
출처 : http://openframework.or.kr/Wiki.jsp?page=JavaScriptMethodOverloading
