使用:
var people1 = { apple: 0, banana: { weight: 52, price: 100 }, age: 97 }; var people2 = { banana: { price: 200 }, age: 100 }; jQuery.extend(people1,people2); //或$.extend(people1,people2););
//或var c=$.extend(people1,people2););
people1的内容变为:{apple:0,banana{price:200},age:100}