摘要:
function quchong(array) { if (array instanceof Array === false) return false; for (let index = 0; index < array.length; index++) { const element = array[index]; for (let zindex = index +... 阅读全文
摘要:
var test5=new Function('this.pi=3.14;this.area=function(r){return this.pi*r*r}'); var i=new test5(); console.log(i.area(9)) var test5=new Function('th 阅读全文