js的forEach，jquery的each，for

标签：console   index   car   doc   select   ++   pre   ntb   length   

var lis=document.querySelectorAll(".navCity li");
lis.forEach(function (ele,index) {
    console.log(ele);
    console.log(index);
});

$(".navCity li").each(function (index,ele) {
    console.log(index);
    console.log(ele);
});

var cars = ["BMW", "Volvo", "porsche", "Ford", "Fiat", "Audi"];
var text = "";
var i;
for (i = 0; i < cars.length; i++) {
    text += cars[i] + "<br>";
}
document.getElementById("demo").innerHTML = text;

js的forEach，jquery的each，for

标签：console   index   car   doc   select   ++   pre   ntb   length   

原文地址：https://www.cnblogs.com/dandan9999/p/11007953.html