'use?strict';
//?定義數(shù)字0:
var?zero?=?function?(f)?{
????return?function?(x)?{
????????return?x;
????}
};
//?定義數(shù)字1:
var?one?=?function?(f)?{
????return?function?(x)?{
????????return?f(x);
????}
};
//?定義加法:
function?add(n,?m)?{
????return?function?(f)?{
????????return?function?(x)?{
????????????return?m(f)(n(f)(x));
????????}
????}
}
請問下面程序可以定義加法和數(shù)字？（越通俗越好）
Joy_Strong
2016-10-06 11:26:03
