摘要:
直接上代码! ```js //定义三个数组 let a = [1,3,5,7,9]; let b = [1,2,4,5,7]; let c = [1,3,5,8,7]; const getIntersection = (a,...array)=>{ //...array 表示可以传入多个数组 ret 阅读全文
摘要:
var arr = ['张三','李四','王五','王琦','马六','八路'] Array.prototype.forEach = function(fun,desc){ var arrleng = this.length; if(desc == 'order'){ for(let i = ar 阅读全文