摘要:
报错内容: Ignored attempt to cancel a touchmove event with cancelable=false, for example because scrolling is in progress and cannot be interrupted. 解决办法: 阅读全文
摘要:
map 有返回值,返回一个新的数组,每个元素为调用func的结果 let list=[1,2,3,4,5]; let other=list.map((item,index)=>{ return item*2; }) console.log(other); //print:[2,4,6,8,10] f 阅读全文