就像我解释一样,我不能再使用window.setTimeout()和任何窗口经典函数,如clearInterval等);但我需要调用JS块代码作为异步块代码。setTimeout(function(){
document.getElementById("messageTimer").innerHTML = "Happy(old versio
如何用javascript/jquery替换span元素中的文本或数字?function changeNumber() var element = document.getElementsByClassName("grade").innerHTML;var x = element.replace('1','*');
document.getElementsByClassName("grade").innerHTML