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function add(a) {
return function (b) {
return function (c) {
return function (d) {
return a + b + c + d;
};
};
};
}
console.log(add(10)(11)(12)(14));
var f = function (a) {
var sum = a;
var y = function (x) {
if (x) {
sum += x;
return y;
}
else
return sum;
};
return y;
};
var t = f(10)(11)(12)(14)();
unction(A){
var a=A.firstName;
var b=A.lastName;
var c="123";
if(A.email!=null){
c=A.email;
}
...
}
调用时,直接savePerson({"firstName":"Brett","lastName":"McLaughlin","email":"aaaa"});
function add() {
var s = 0;
for(var i = 0, len = arguments.length; i < len; i++){
s += arguments[i];
}
return s;
}
console.log(add(10,11,12,14));