splice()方法可以说是Array数组最强大的方法,他的用法很多,主要用法是向数组的中部插入项!...返回值:
如果从 arrayObject 中删除了元素,则返回的是含有被删除的元素的数组。...说明
splice() 方法可删除从 index 处开始的零个或多个元素,并且用参数列表中声明的一个或多个值来替换那些被删除的元素。...下面是通过splice()实现的替换数组中间项的方法:
var arr=["1","1","1","1","1","1","1","1"];
arr.splice...下面是通过splice()实现的向数组中间添加项的方法,代码如下:
var arr=["1","1","1","1","1","1","1","1"];
arr.splice