核心提示：nodelist不能使用foreach的问题解决办法if (window.NodeList!NodeList.prototype.forEach) {NodeList.prototype.forEac...
nodelist不能使用foreach的问题解决办法
if (window.NodeList && !NodeList.prototype.forEach) {
NodeList.prototype.forEach = function (callback, thisArg) {
thisArg = thisArg || window;
for (let i = 0; i < this.length; i++) {
callback.call(thisArg, this[i], i, this);
}
};
}
